author = { Cook, Philip J. National Bureau of Economic Research Kang, Songman },

title = { Birthdays, Schooling, and Crime New Evidence on the Dropout-Crime Nexus },

publisher = {National Bureau of Economic Research},

year = {February 2013},

booktitle = {NBER working paper series ; no. w18791},

address = { Cambridge, Mass },

url = { http://slubdd.de/katalog?TN_libero_mab2 }