Dyfyniad APA

Wright, F. B. (1969). Rural water supply and sanitation. Wiley Eastern.

Dyfyniad Arddull Chicago

Wright, Forrest B. Rural Water Supply and Sanitation. New Delhi: Wiley Eastern, 1969.

Dyfyniad MLA

Wright, Forrest B. Rural Water Supply and Sanitation. Wiley Eastern, 1969.

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