Gaya APA

Gontor, P, M, D. (2009). Warta Dunia Pondok Modern Darussalam . Ponorogo: Pondok Modern Darussalam.

Gaya MLA

Gontor, Pondok, Modern, Darussalam. "Warta Dunia Pondok Modern Darussalam". Ponorogo: Pondok Modern Darussalam, 2009. Text.