APA (7e ed.) Bronvermelding

Gruber, J., & Orszag, P. (2000). Does the social secruity earnings test affect labor supply and benefits receiptn. National Bureau of Economic Research.

Chicago (17e ed.) Bronvermelding

Gruber, Jonathan, en Peter Orszag. Does the Social Secruity Earnings Test Affect Labor Supply and Benefits Receiptn. Cambridge: National Bureau of Economic Research, 2000.

MLA (9e ed.) Bronvermelding

Gruber, Jonathan, en Peter Orszag. Does the Social Secruity Earnings Test Affect Labor Supply and Benefits Receiptn. National Bureau of Economic Research, 2000.