Al-farttoosi Samer Adel, Alobaidi Omar, Hussein Dheyaa Abdulammeer. “EMPLOYEES’ PERFORMANCE ON APPLE COMPANY”. PalArch’s Journal of Archaeology of Egypt / Egyptology, vol. 18, no. 4, Feb. 2021, pp. 1405-13, https://archives.palarch.nl/index.php/jae/article/view/6493.