APA (7th ed.) Citation

Petersen, S. (1963). A statistical history of the American presidential elections.

Chicago Style (17th ed.) Citation

Petersen, Svend. A Statistical History of the American Presidential Elections. 1963.

MLA (9th ed.) Citation

Petersen, Svend. A Statistical History of the American Presidential Elections. 1963.

Warning: These citations may not always be 100% accurate.