Kazi, Abdul Ghafoor, Rosman Md Yusoff, Anwar Khan, and Shazia Kazi. “The Freelancer: A Conceptual Review”. Sains Humanika 2, no. 3 (September 19, 2014). Accessed August 13, 2022. https://sainshumanika.utm.my/index.php/sainshumanika/article/view/428.