Ali Hadi Naji, Hayder Jasim Mohammed, Zainab Qasim Jebur AL-nasrawi. COSTS BASED ON SPECIFICATIONS AND COSTS BASED ON ACTIVITIES (COMPARABLE STUDY). tajssei [Internet]. 2024 Mar. 25 [cited 2024 May 18];6(03):51-67. Available from: https://theamericanjournals.com/index.php/tajssei/article/view/4916