Gaya APA

staff, B, I, S, L. (2008). Volcanoes And Earthquakes / Britanica Ilustrated Science Library Staff . Cheltenham: Ensiclopedia Britanica.

Gaya MLA

staff, Britanica, Ilustrated, Science, Library. "Volcanoes And Earthquakes / Britanica Ilustrated Science Library Staff". Cheltenham: Ensiclopedia Britanica, 2008. Text.