Нурсейтова, Г., and Есмурзаева A. “The Project Management As a Modern management’s Tool of Competitiveness”. Journal of Economic Research & Business Administration 120, no. 2 (June 25, 2017): 158–162. Accessed November 21, 2024. https://be.kaznu.kz/index.php/math/article/view/1887.