Παραπομπή σε μορφή APA (7η εκδ.)

O'Dea, V. (1998). Better business by phone: A guide to effective telebusiness management. MacMillan.

Παραπομπή σε μορφή Chicago (17η εκδ.)

O'Dea, Valerie. Better Business by Phone: A Guide to Effective Telebusiness Management. Houndmills: MacMillan, 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

O'Dea, Valerie. Better Business by Phone: A Guide to Effective Telebusiness Management. MacMillan, 1998.