APA-Zitierstil (7. Ausg.)

Spaulding, J., & Spaulding, J. L. (1989). Pigs: The democratic philosophers of the medieval Sudan.

Chicago-Zitierstil (17. Ausg.)

Spaulding, Jay, und J. L. Spaulding. Pigs: The Democratic Philosophers of the Medieval Sudan. Boston, Mass, 1989.

MLA-Zitierstil (9. Ausg.)

Spaulding, Jay, und J. L. Spaulding. Pigs: The Democratic Philosophers of the Medieval Sudan. 1989.