APA (7th ed.) Citation

Nichols, R. F. (1923). The democratic machine: 1850 - 1854. Columbia Univ.

Chicago Style (17th ed.) Citation

Nichols, Roy F. The Democratic Machine: 1850 - 1854. New York, NY [u.a.]: Columbia Univ, 1923.

MLA (9th ed.) Citation

Nichols, Roy F. The Democratic Machine: 1850 - 1854. Columbia Univ, 1923.