APA
Reichman N. E. e. a., National Bureau Of Economic Research, . (2006). Typically unobserved variables (TUVs) and selection into prenatal inputs: Implications for estimating infant health production functions. Cambridge, MA: NBER.
Chicago
Reichman Nancy E et al, National Bureau Of Economic Research, . 2006. Typically unobserved variables (TUVs) and selection into prenatal inputs: Implications for estimating infant health production functions. Cambridge, MA: NBER.
Harvard
Reichman N. E. e. a., National Bureau Of Economic Research, . (2006). Typically unobserved variables (TUVs) and selection into prenatal inputs: Implications for estimating infant health production functions. Cambridge, MA: NBER.
MLA
Reichman Nancy E et al, National Bureau Of Economic Research, . Typically unobserved variables (TUVs) and selection into prenatal inputs: Implications for estimating infant health production functions. Cambridge, MA: NBER. 2006.