Παραπομπή APA

TOWNSEND CARL. (1987). MASTERING dBASE III PLUS: STRUCTURED APPROACH. BPB PUBLICATIONS.

Παραπομπή Chicago Style

TOWNSEND CARL. MASTERING DBASE III PLUS: STRUCTURED APPROACH. NEW DELHI: BPB PUBLICATIONS, 1987.

Παραπομπή MLA

TOWNSEND CARL. MASTERING DBASE III PLUS: STRUCTURED APPROACH. BPB PUBLICATIONS, 1987.