APA
Borjas G. J., National Bureau of Economic Research, Kauppinen I. & Poutvaara P. (2015). Self-selection of emigrants. Cambridge: NBER.
Chicago
Borjas George J, National Bureau of Economic Research, Kauppinen Ilpo and Poutvaara Panu. 2015. Self-selection of emigrants. Cambridge: NBER.
Harvard
Borjas G. J., National Bureau of Economic Research, Kauppinen I. and Poutvaara P. (2015). Self-selection of emigrants. Cambridge: NBER.
MLA
Borjas George J, National Bureau of Economic Research, Kauppinen Ilpo and Poutvaara Panu. Self-selection of emigrants. Cambridge: NBER. 2015.