APA-Zitierstil (7. Ausg.)

(1999). Peterson's guide to distance learning programs ([Ed. 2000].). Peterson's.

Chicago-Zitierstil (17. Ausg.)

Peterson's Guide to Distance Learning Programs. [Ed. 2000]. Princeton, N.J: Peterson's, 1999.

MLA-Zitierstil (9. Ausg.)

Peterson's Guide to Distance Learning Programs. [Ed. 2000]. Peterson's, 1999.