Gaya APA

Gusmian, I. (2007). Doa menghadapi kematian: Cara indah meraih husnul khatimah / Islah Gusmian (Cet.2). : Mizania.

Gaya MLA

Gusmian, Islah. "Doa menghadapi kematian: Cara indah meraih husnul khatimah / Islah Gusmian". Cet.2 : Mizania, 2007. Referensi.