Gaya APA

Izrail. (2008). Yogyakarta: Navila Book.

Gaya Chicago

Izrail. . Yogyakarta: Navila Book, 2008. Text.

Gaya MLA

Izrail. . Yogyakarta: Navila Book, 2008. Text.

Gaya Turabian

Izrail. Yogyakarta: Navila Book, 2008. Print.