Eka Septiyani, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2017
UI - Skripsi (Membership)
Riyad Asvat, author
Madinah Press, 2011
Buku Teks
Emmy Abdul Alim, author
John Wiley & Sons, 2014
Buku Teks
Rab,Hifzur, author
A.S. Noordeen, 2006
Buku Teks
Rajawali Pers, 2015
Buku Teks