APA (7e ed.) Bronvermelding
ebrary, Inc, Gruber, J., & Wise, D. A. (1999). Social security and retirement around the world. University of Chicago Press.
Chicago (17e ed.) Bronvermelding
ebrary, Inc, Jonathan Gruber, en David A. Wise. Social Security and Retirement Around the World. Chicago: University of Chicago Press, 1999.
MLA (9e ed.) Bronvermelding
ebrary, Inc, et al. Social Security and Retirement Around the World. University of Chicago Press, 1999.
Let op: Deze citaties zijn niet altijd 100% accuraat.