@book{Kost2017,
author = {Kost, K. and Maddow-Zimet, I. and Arpaia, A.},
title= {Pregnancies, births and abortions among adolescents and young women in the United States, 2013: National and state trends by age, race and ethnicity},
year = {2017},
address = {New York},
publisher = {Guttmacher Institute},
}