APA Style

Gymnastiar, Abdullah. (2003). Semangat Tanpa Henti . New York :: MIZAN.

Chicago Style

Gymnastiar, Abdullah. Semangat Tanpa Henti. New York :: MIZAN, 2003. Text.

MLA Style

Gymnastiar, Abdullah. Semangat Tanpa Henti. New York :: MIZAN, 2003. Text.

Turabian Style

Gymnastiar, Abdullah. Semangat Tanpa Henti. New York :: MIZAN, 2003. Print.