Παραπομπή APA

Trimble, S. w., & Ward, A. d. (2004). Environmental Hydrology (2.).

Παραπομπή Chicago Style

Trimble, Stanley w., και Andy d. Ward. Environmental Hydrology. 2. London, Lewis Publishers, 2004.

Παραπομπή MLA

Trimble, Stanley w., και Andy d. Ward. Environmental Hydrology. 2. 2004.