Παραπομπή APA

Kehew, A. E. (2006). Geology for engineers and environmental scientists. Upper Saddle River, N.J: Prentice Hall.

Παραπομπή Chicago Style

Kehew, Alan E. Geology for Engineers and Environmental Scientists. Upper Saddle River, N.J: Prentice Hall, 2006.

Παραπομπή MLA

Kehew, Alan E. Geology for Engineers and Environmental Scientists. Upper Saddle River, N.J: Prentice Hall, 2006.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.