Dyfyniad APA

ASCE & American Society of Civil Engineers. (1996). Hydrology handbook (2a. ed.). ASCE.

Dyfyniad Arddull Chicago

ASCE and American Society of Civil Engineers. Hydrology Handbook. 2a. ed. Nueva York: ASCE, 1996.

Dyfyniad MLA

ASCE and American Society of Civil Engineers. Hydrology Handbook. 2a. ed. ASCE, 1996.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.