Gaya APA

ZARKASYI, M, R. (2011). Virus Entrepreneurship Kyai; 72 Prinsip dan Wejangan KH. Imam Zarkasyi (Cet. 1). : ReNe Book.

Gaya MLA

ZARKASYI, Muhammad, Ridlo.. "Virus Entrepreneurship Kyai; 72 Prinsip dan Wejangan KH. Imam Zarkasyi". Cet. 1 : ReNe Book, 2011. Text.