APA
Frankenberg E., National Bureau of Economic Research, Ho J. Y. & Thomas D. (2015). Biological health risks and economic development. Cambridge: NBER.
Chicago
Frankenberg Elizabeth, National Bureau of Economic Research, Ho Jessica Y and Thomas Duncan. 2015. Biological health risks and economic development. Cambridge: NBER.
Harvard
Frankenberg E., National Bureau of Economic Research, Ho J. Y. and Thomas D. (2015). Biological health risks and economic development. Cambridge: NBER.
MLA
Frankenberg Elizabeth, National Bureau of Economic Research, Ho Jessica Y and Thomas Duncan. Biological health risks and economic development. Cambridge: NBER. 2015.