Παραπομπή APA

Gilli, E. (2013). Hydrogeology: : objectives,methods,applications. CRC Press.

Παραπομπή Chicago Style

Gilli, Eric. Hydrogeology: : Objectives,methods,applications. New York: CRC Press, 2013.

Παραπομπή MLA

Gilli, Eric. Hydrogeology: : Objectives,methods,applications. CRC Press, 2013.