Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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