APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.