Gaya APA

Volcanoes. (2007). Johar Bahru: Pelangi.

Gaya Chicago

Volcanoes. . Johar Bahru: Pelangi, 2007. Text.

Gaya MLA

Volcanoes. . Johar Bahru: Pelangi, 2007. Text.

Gaya Turabian

Volcanoes. Johar Bahru: Pelangi, 2007. Print.