Παραπομπή σε μορφή APA (7η εκδ.)

Nickell, S., Vainiomaki, J., & Wadhwani, S. (1991). Wages, Unions, Insiders and Product Market Power. Department of Economics (University of Oxford).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nickell, S., J. Vainiomaki, και S. Wadhwani. Wages, Unions, Insiders and Product Market Power. Department of Economics (University of Oxford), 1991.

Παραπομπή σε μορφή MLA (9th εκδ.)

Nickell, S., et al. Wages, Unions, Insiders and Product Market Power. Department of Economics (University of Oxford), 1991.