Gaya APA

Somantri, L., Huda, N. (2011). Advanced Learning Geography 1. Jil.1 (2). Bandung: Grafindo Media Pratama.

Gaya MLA

Somantri, Lili., Huda, Nurul. "Advanced Learning Geography 1. Jil.1". 2 Bandung: Grafindo Media Pratama, 2011. Text.