Gaya APA

Seyhan, E. (1993). Dasar-Dasar Hidrologi (CET. 2). YOGYAKARTA: Gadjah Mada University Press.

Gaya MLA

Seyhan, Esin. "Dasar-Dasar Hidrologi". CET. 2 YOGYAKARTA: Gadjah Mada University Press, 1993. Text.