Dyfyniad APA
American Society of Civil Engineers & ebrary, Inc. (2012). Guidelines for development of effective water sharing agreements. American Society of Civil Engineers.
Dyfyniad Arddull Chicago
American Society of Civil Engineers and Inc ebrary. Guidelines for Development of Effective Water Sharing Agreements. Reston, Va.: American Society of Civil Engineers, 2012.
Dyfyniad MLA
American Society of Civil Engineers and Inc ebrary. Guidelines for Development of Effective Water Sharing Agreements. American Society of Civil Engineers, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.