Lia Nasrul, Azmi Alfalah. “THE EFFECT OF INTELLECTUAL INTELLIGENCE, EMOTIONAL INTELLIGENCE AND SPIRITUAL INTELLIGENCE ON EMPLOYEE PERFORMANCE”. PalArch’s Journal of Archaeology of Egypt Egyptology, vol. 17, no. 7, Dec. 2020, pp. 2237-45, https://archives.palarch.nl/index.php/jae/article/view/1540.