Dyfyniad APA

Marshall, R. (1939). Silviculture of the trees of Trinidad and Tobago. Oxford University Press.

Dyfyniad Arddull Chicago

Marshall, R.C. Silviculture of the Trees of Trinidad and Tobago. London: Oxford University Press, 1939.

Dyfyniad MLA

Marshall, R.C. Silviculture of the Trees of Trinidad and Tobago. Oxford University Press, 1939.

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