1. United States immigration laws and the brain drain;Bernard;Int. Mig.,1970
2. The brain drain;Bhagwat;Int. soc. Sci. J.,1976
3. Income Distribution and Growth in the Less-developed Countries,1977
4. The Brain Drain: Emigration and Return;Glaser,1978
5. Research on internal migration in the United States: a survey;Greenwood;J. econ. Lit.,1975