Siok Yee, C., and A. Mohd Gazzali. “A Pilot Test on the Application of an E-Book With Videos in the Teaching and Learning of Compounding for Pharmacy Students”. Pharmacy Education, vol. 19, no. 1, July 2019, pp. p 206-211, https://pharmacyeducation.fip.org/pharmacyeducation/article/view/676.