Παραπομπή APA

Comer, R. J., & Whitford, F. (1998). Video, CD-ROM and web guide for Abnormal Psycholoy. W H Freeman and Company.

Παραπομπή Chicago Style

Comer, Ronald J., και Fred Whitford. Video, CD-ROM and Web Guide for Abnormal Psycholoy. New York: W H Freeman and Company, 1998.

Παραπομπή MLA

Comer, Ronald J., και Fred Whitford. Video, CD-ROM and Web Guide for Abnormal Psycholoy. W H Freeman and Company, 1998.