APA Style

Pirani, F., Roche, C. (2004). Mengenal Alam Semesta for beginners (cet.II). Bandung: Tim Olimpiade Biologi.

MLA Style

Pirani, Felix., Roche, Christine. "Mengenal Alam Semesta for beginners". cet.II Bandung: Tim Olimpiade Biologi, 2004. Text.