APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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