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920525s1980 xxu ||||| eng |
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|a 44560
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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|a 301.32
|b N118c
|2 00
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|a Naciones Unidas.
|b Departamento de Asuntos Económicos y Sociales
|e Autor/a
|4 aut
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245 |
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|a Concise report on the world population situation in 1979 :
|b Conditions, trends, prospects, policies /
|c United Nations. --
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260 |
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|a United States of America :
|b United Nations,
|c 1980.
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300 |
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|a 115 páginas :
|b ilustraciones ;
|c 23 cm.--
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490 |
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|a Departament of International Economic and Social Affairs. Population studies ;
|v no. 72)
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650 |
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|a POBLACION
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949 |
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|a JC-AE-B-CJ
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916 |
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|a Registros del LS-2000
|