Why people move : comparative perspectives on the dynamics of internal migration /
edited by Jorge Balán.
- Paris : Unesco Press, c1981.
- 342 p. : ill. ; 24 cm.
"Outcome of an international symposium held in Cuernavaca, Mexico, 18-21 September 1978, and organized under the auspices of Unesco and the Latin American Social Sciences Council (CLACSO) Committee on Population and Development"--Pref.