World urbanization prospects 1990
estimates and projections of urban and rural populations and of urban agglomerations
text
xx
New York
United Nations
1991
monographic
und
viii, 223 p. :
Department of International Economic and Social Affairs.
"ST/ESA/SER.A/121"--T.p. verso
Rural-urban migration
307.76 Wo
GDB910
190922