Black, S. E., Devereux, P., & Salvanes, K. G. (2007). Small family, smart family?: Family size and the IQ scores of young men. Norges HandelshØyskole.
Chicago-Zitierstil (17. Ausg.)Black, Sandra E., Paul Devereux, und Kjell G. Salvanes. Small Family, Smart Family?: Family Size and the IQ Scores of Young Men. Bergen: Norges HandelshØyskole, 2007.
MLA-Zitierstil (9. Ausg.)Black, Sandra E., et al. Small Family, Smart Family?: Family Size and the IQ Scores of Young Men. Norges HandelshØyskole, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.