APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.