APA
Madsen J., National Bureau of Economic Research, . (2012). Health, human capital formation and knowledge production. Cambridge: NBER.
Chicago
Madsen Jakob, National Bureau of Economic Research, . 2012. Health, human capital formation and knowledge production. Cambridge: NBER.
Harvard
Madsen J., National Bureau of Economic Research, . (2012). Health, human capital formation and knowledge production. Cambridge: NBER.
MLA
Madsen Jakob, National Bureau of Economic Research, . Health, human capital formation and knowledge production. Cambridge: NBER. 2012.