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s1974 s1974 xxu ||||| spa |
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|a 134976
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a spa
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|a 338
|b I59u
|2 00
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|a Instituto de las Naciones Unidas para Formación Profesional e Investigaciones
|e Seminar for United Nations Officials
|n (3 :
|d 1974 :
|c Schloss Hernstein, Austria)
|j Autor/a
|4 aut
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| 245 |
1 |
4 |
|a The United Nations, energy and raw materials:
|b report of the Third Seminar for Un Officials. --
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| 260 |
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|a New York, New York :
|b UNITAR,
|c 1974.
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| 300 |
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|a 11 páginas ;
|c 23 cm.--
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| 490 |
0 |
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|a UNITAR conference reports ;
|v no. 5)
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| 650 |
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|a RECURSOS ENERGETICOS
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| 650 |
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|a MATERIAS PRIMAS
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| 949 |
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|a PV.-MR B MR
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| 916 |
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|a Registros del LS-2000
|