LEADER 00000nam 2200241 a 4500 001 0634620 003 UkHlHU 007 t 008 000705 2 1981 000 eng 040 UkHlHU 050 4 HB 848 U5 P8(78) 110 2 United Nations. Department of International Economic and Social Affairs. 245 10 World population prospects as assessed in 1980. 260 New York :|bUnited Nations,|c1981. 300 101p. 440 0 Population studies ;|vno.78 650 0 Population theory. 650 0 Demography. 946 020 absent -- ISBN check required
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