Gaya APA

Haroen, N. (1997). Ushul Fiqh I / Nasrun Haroen (Cet.2). Jakarta: Logos Wacana Ilmu.

Gaya MLA

Haroen, Nasrun. "Ushul Fiqh I / Nasrun Haroen". Cet.2 Jakarta: Logos Wacana Ilmu, 1997. Text.