Dyfyniad APA

Herold, S. C. (1941). Oil well drainage. Stanford University Press.

Dyfyniad Arddull Chicago

Herold, Stanley C. Oil Well Drainage. London: Stanford University Press, 1941.

Dyfyniad MLA

Herold, Stanley C. Oil Well Drainage. Stanford University Press, 1941.

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