APA
Banks J., National Bureau of Economic Research, Oldfield Z. & Smith J. P. (2011). Childhood health and differences in late-life health outcomes between England and the United States. Cambridge: NBER.
Chicago
Banks James, National Bureau of Economic Research, Oldfield Zoe and Smith James P. 2011. Childhood health and differences in late-life health outcomes between England and the United States. Cambridge: NBER.
Harvard
Banks J., National Bureau of Economic Research, Oldfield Z. and Smith J. P. (2011). Childhood health and differences in late-life health outcomes between England and the United States. Cambridge: NBER.
MLA
Banks James, National Bureau of Economic Research, Oldfield Zoe and Smith James P. Childhood health and differences in late-life health outcomes between England and the United States. Cambridge: NBER. 2011.