APA-Zitierstil (7. Ausg.)

Sandler, C., & Keefe, J. (2004). 1001 letters for all occasions: The best models for every business and personal need. Adams Media.

Chicago-Zitierstil (17. Ausg.)

Sandler, Corey, und Janice Keefe. 1001 Letters for All Occasions: The Best Models for Every Business and Personal Need. Avon, Mass: Adams Media, 2004.

MLA-Zitierstil (9. Ausg.)

Sandler, Corey, und Janice Keefe. 1001 Letters for All Occasions: The Best Models for Every Business and Personal Need. Adams Media, 2004.