APA aipamena

Whitney, F. (1960). An outline of American history. Wadswerth Athaeneum.

Chicago Style aipamena

Whitney, Frances. An Outline of American History. New york: Wadswerth Athaeneum, 1960.

MLA aipamena

Whitney, Frances. An Outline of American History. Wadswerth Athaeneum, 1960.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.