Dyfyniad APA
Punmia, B. C., & Lal, P. B. B. (1992). Irrigation and water power engineering (12th rev & enl ed.). Laxmi Pub.
Dyfyniad Arddull Chicago
Punmia, B. C., and Pande Brij Basi Lal. Irrigation and Water Power Engineering. 12th rev & enl ed. New Delhi: Laxmi Pub, 1992.
Dyfyniad MLA
Punmia, B. C., and Pande Brij Basi Lal. Irrigation and Water Power Engineering. 12th rev & enl ed. Laxmi Pub, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.