APA (7th ed.) Citation

Hoffman, R. (1993). A portion of reason. Univ. Press of America.

Chicago Style (17th ed.) Citation

Hoffman, Robert. A Portion of Reason. Lanham u.a: Univ. Press of America, 1993.

MLA (9th ed.) Citation

Hoffman, Robert. A Portion of Reason. Univ. Press of America, 1993.

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