APA
Halla M., National Bureau of Economic Research, Liu C. & Liu J. (2019). The Effect of superstition on health. Cambridge: NBER.
Chicago
Halla Martin, National Bureau of Economic Research, Liu Chia-Lun and Liu Jin-Tan. 2019. The Effect of superstition on health. Cambridge: NBER.
Harvard
Halla M., National Bureau of Economic Research, Liu C. and Liu J. (2019). The Effect of superstition on health. Cambridge: NBER.
MLA
Halla Martin, National Bureau of Economic Research, Liu Chia-Lun and Liu Jin-Tan. The Effect of superstition on health. Cambridge: NBER. 2019.