APA (7th ed.) Citation

(1968). Contributions in philosophy. Greenwood Pr.

Chicago Style (17th ed.) Citation

Contributions in Philosophy. Westport, Conn. [u.a.]: Greenwood Pr, 1968.

MLA (9th ed.) Citation

Contributions in Philosophy. Greenwood Pr, 1968.

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