Citazione Stile APA (7a Edizione)

Heiser, V. G. (2011). Newcomers to the tropics. Bulletin of the American Historical Collection.

Citazione stile Chigago Style (17a edizione)

Heiser, Victor G. "Newcomers to the Tropics." Bulletin of the American Historical Collection 2011.

Citatione MLA (9a ed.)

Heiser, Victor G. "Newcomers to the Tropics." Bulletin of the American Historical Collection, 2011.