Παραπομπή σε μορφή APA (7η εκδ.)

Staiger, D., Spetz, J., & Phibbs, C. (1999). Is there monopsony in the labor marketn: Evidence from a natural experiment. National Bureau of Economic Research.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Staiger, Douglas, Joanne Spetz, και Ciaran Phibbs. Is There Monopsony in the Labor Marketn: Evidence from a Natural Experiment. Cambridge: National Bureau of Economic Research, 1999.

Παραπομπή σε μορφή MLA (9th εκδ.)

Staiger, Douglas, et al. Is There Monopsony in the Labor Marketn: Evidence from a Natural Experiment. National Bureau of Economic Research, 1999.