Παραπομπή APA

Futrell, C. M. (1996). ABC's of relationship selling. M.C. Graw Hill.

Παραπομπή Chicago Style

Futrell, Charles M. ABC's of Relationship Selling. Boston: M.C. Graw Hill, 1996.

Παραπομπή MLA

Futrell, Charles M. ABC's of Relationship Selling. M.C. Graw Hill, 1996.