Παραπομπή σε μορφή APA (7η εκδ.)

Sales & Marketing Foundation (U.S.). (1995). Basic sales skills--business to business. Irwin Professional Pub..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sales & Marketing Foundation (U.S.). Basic Sales Skills--business to Business. Burr Ridge, Ill.: Irwin Professional Pub., 1995.

Παραπομπή σε μορφή MLA (8th εκδ.)

Sales & Marketing Foundation (U.S.). Basic Sales Skills--business to Business. Irwin Professional Pub., 1995.