Παραπομπή σε μορφή APA (7η εκδ.)

Collis, J., & Hussey, R. (2003). Business research: A practical guide for undergraduate and postgraduate students (2nd ed.). Palgrave Macmillan.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Collis, Jill, και Roger Hussey. Business Research: A Practical Guide for Undergraduate and Postgraduate Students. 2nd ed. New York: Palgrave Macmillan, 2003.

Παραπομπή σε μορφή MLA (8th εκδ.)

Collis, Jill, και Roger Hussey. Business Research: A Practical Guide for Undergraduate and Postgraduate Students. 2nd ed. Palgrave Macmillan, 2003.