APA način citiranja

Guzzo, K. B., & Hayford, S. R. (2010). Single Mothers, Single Fathers: Gender Differences in Fertility after a Nonmarital Birth.

Čikaški stil citiranja

Guzzo, Karen Benjamin, i Sarah R. Hayford. Single Mothers, Single Fathers: Gender Differences in Fertility After a Nonmarital Birth. 2010.

MLA način citiranja

Guzzo, Karen Benjamin, i Sarah R. Hayford. Single Mothers, Single Fathers: Gender Differences in Fertility After a Nonmarital Birth. 2010.