Gaya APA

Riduwan, G. (2011). Tobatnya Putra Sang Kyai (Cet.1). Solo: Laa Tasyuki Press.

Gaya MLA

Riduwan, Gus. "Tobatnya Putra Sang Kyai". Cet.1 Solo: Laa Tasyuki Press, 2011. Text.