APA
Cook P. J., Moore Michael J, Parnell Allan M & National Bureau Of Economic Research. (1996). The effects of short-term variation in abortion funding on pregnancy outcomes. Cambridge, MA: NBER.
Chicago
Cook Philip J, Moore Michael J, Parnell Allan M and National Bureau Of Economic Research. 1996. The effects of short-term variation in abortion funding on pregnancy outcomes. Cambridge, MA: NBER.
Harvard
Cook P. J., Moore Michael J, Parnell Allan M and National Bureau Of Economic Research. (1996). The effects of short-term variation in abortion funding on pregnancy outcomes. Cambridge, MA: NBER.
MLA
Cook Philip J, Moore Michael J, Parnell Allan M and National Bureau Of Economic Research. The effects of short-term variation in abortion funding on pregnancy outcomes. Cambridge, MA: NBER. 1996.