APA
Ananat E. O., Levine Phillip B, Gruber Jonathan & National Bureau Of Economic Research. (2004). Abortion legalization and lifecycle fertility. Cambridge, MA: NBER.
Chicago
Ananat Elizabeth Oltmans, Levine Phillip B, Gruber Jonathan and National Bureau Of Economic Research. 2004. Abortion legalization and lifecycle fertility. Cambridge, MA: NBER.
Harvard
Ananat E. O., Levine Phillip B, Gruber Jonathan and National Bureau Of Economic Research. (2004). Abortion legalization and lifecycle fertility. Cambridge, MA: NBER.
MLA
Ananat Elizabeth Oltmans, Levine Phillip B, Gruber Jonathan and National Bureau Of Economic Research. Abortion legalization and lifecycle fertility. Cambridge, MA: NBER. 2004.