APA
Bitler M. P., National Bureau of Economic Research & Carpenter C. S. (2011). Insurance mandates and mammography. Cambridge: NBER.
Chicago
Bitler Marianne P, National Bureau of Economic Research and Carpenter Christopher S. 2011. Insurance mandates and mammography. Cambridge: NBER.
Harvard
Bitler M. P., National Bureau of Economic Research and Carpenter C. S. (2011). Insurance mandates and mammography. Cambridge: NBER.
MLA
Bitler Marianne P, National Bureau of Economic Research and Carpenter Christopher S. Insurance mandates and mammography. Cambridge: NBER. 2011.