Abdul Wahab, A., and J. T. Borhan. “FAKTOR PENENTU PEMBAYARAN ZAKAT OLEH ENTITI PERNIAGAAN DI MALAYSIA: SATU TINJAUAN TEORI: Determinant Factors for Zakah Payment by Business Entities in Malaysia: A Theoretical Review”. Jurnal Syariah, vol. 22, no. 3, Sept. 2014, pp. 295-22, http://mjlis.um.edu.my/index.php/JS/article/view/7860.