Παραπομπή σε μορφή APA (7η εκδ.)

SEKARAN UMA & BOUGIE ROGER. (2016). RESEARCH METHODS FOR BUSINESS (6TH ED.). WILEY.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SEKARAN UMA και BOUGIE ROGER. RESEARCH METHODS FOR BUSINESS. 6TH ED. DELHI: WILEY, 2016.

Παραπομπή σε μορφή MLA (9th εκδ.)

SEKARAN UMA και BOUGIE ROGER. RESEARCH METHODS FOR BUSINESS. 6TH ED. WILEY, 2016.