authored books

1. "strategy for project"
   Siamak Haji Yakhchali
   Adineh, Iran, 2024,
2. "project management on the moon"
   Siamak Haji Yakhchali
   Adineh, Iran, 2023,
3. "Elena project organization guide"
   Siamak Haji Yakhchali, S Ali S Rezazad, Mostafa Bodaghi
   Adineh, Iran, 2019,
4. "Elena project quality guide"
   Siamak Haji Yakhchali, S Ali S Rezazad, Azam Keshavarz Haddadha
   Adineh, Iran, 2019,
5. "Elena project risk guide"
   Siamak Haji Yakhchali, S Ali S Rezazad, Ali Namazian
   Adineh, Iran, 2018,
6. "Elena project maturity guide"
   Siamak Haji Yakhchali
   Adineh, Iran, 2017,
7. "Strategic Puzzle"
   Siamak Haji Yakhchali, زهرا برادران سرخابی
   adineh, Iran, 2016,
8. "Elena Portfolio, Programme and Project Office Guide"
   Siamak Haji Yakhchali
   Ebor Pub., Iran, 2014,
9. "Elena Portfolio Guide"
   Siamak Haji Yakhchali
   Ebor Pub., Iran, 2014,
10. "Elena Project Guide"
    Siamak Haji Yakhchali
    Ebor Pub., Iran, 2014,
11. "Implementing the Project Management Balanced Scorecard"
    Siamak Haji Yakhchali
    PMI, 2013,
12. "-"
    Siamak Haji Yakhchali
    -, 2010,
13. "Basic Project Scheduling Concepts"
    Siamak Haji Yakhchali
    metalon, 2010,

translated books

1. "creating a greater whole : a project manager's guide to becoming a leader"
   Siamak Haji Yakhchali, Amir Reza Derhami, Masoud Mokari ghohrodi
   Adineh, Iran, 2021,
2. "-"
   Siamak Haji Yakhchali, علی مقدسی بردر
   adineh, 2018,
3. "Excellence Baseline IPMA Project"
   Siamak Haji Yakhchali, Serous Shojai
   Adineh, Iran, 2016,
4. "Portfolio, Programme and Project Management Maturity Models"
   Siamak Haji Yakhchali, Sarmad Keyani, ابوالفضل رضائی
   Adineh Book, Iran, 2015,
5. "OPM3"
   Siamak Haji Yakhchali, Sarmad Keyani
   Iran, 2014,
6. "Managing Suceessful Programmes"
   Siamak Haji Yakhchali, Sarmad Keyani
   modirefarda, Iran, 2014,
7. "The Standard for Program Management-Third edition 2013"
   Siamak Haji Yakhchali, Sarmad Keyani, Vahidreza Yousfi
   Project Management Insitute, Iran, 2013,
8. "The Standard for Portfolio Management-Third edition 2013"
   Siamak Haji Yakhchali, Vahidreza Yousfi, Sarmad Keyani
   Project Management Insitute, Iran, 2013,
9. "Implementing the Project management balanced scorecard"
   Siamak Haji Yakhchali, Nayreh Eftekhar
   IDRO, Iran, 2012,
10. "turn clicks into customers techniques"
    Siamak Haji Yakhchali, امین کریمی
    adine, 2012,
11. "h"
    Siamak Haji Yakhchali
    adine, 2012,
12. "Practical Standard for Estimation"
    Siamak Haji Yakhchali, محسن ذکایی آشتیانی
    adineh, 2011,
13. "Program management forms aligned with the program management standard"
    Siamak Haji Yakhchali
    adine, 2011,
14. "OPM3"
    Siamak Haji Yakhchali
    adineh, 2010,
15. "Program Management Standard(2nd edition)"
    Siamak Haji Yakhchali
    adineh, 2010,
16. "Quick implementation guide for project management knowledge"
    Siamak Haji Yakhchali
    adineh, 2009,
17. "Portfolio Management Standards (second Edition)"
    Siamak Haji Yakhchali
    adineh, 2009,