Gaya APA

Faqihuddin, U., Mita, O. (2016). Hikmah 2 Umar . Solo: Al Wafi Publishing.

Gaya MLA

Faqihuddin, Umar., Mita, Oemar. "Hikmah 2 Umar". Solo: Al Wafi Publishing, 2016. Monograf.