APA (7th ed.) Zitazioa

Kehew, A. E. (2006). Geology for engineers and environmental scientists (3a. ed.). Pearson Education Inc.

Chicago Style (17th ed.) Zitazioa

Kehew, Alan E. Geology for Engineers and Environmental Scientists. 3a. ed. Upper Saddle River: Pearson Education Inc, 2006.

MLA (9th ed.) Zitazioa

Kehew, Alan E. Geology for Engineers and Environmental Scientists. 3a. ed. Pearson Education Inc, 2006.