Tohutoro APA (7th ed.)
National Bureau of Economic Research, ebrary, Inc, & Gruber, J. (2001). Risky behavior among youths: An economic analysis. University of Chicago Press.
Tohutoru Kātū Chicago (17th ed.)
National Bureau of Economic Research, Inc ebrary, me Jonathan Gruber. Risky Behavior Among Youths: An Economic Analysis. Chicago: University of Chicago Press, 2001.
Tohutoro MLA (9th ed.)
National Bureau of Economic Research, et al. Risky Behavior Among Youths: An Economic Analysis. University of Chicago Press, 2001.
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