Matches in Library of Congress for { <http://lccn.loc.gov/90215869> ?p ?o. }
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- 90215869 created "c1989.".
- 90215869 date "1989".
- 90215869 date "c1989.".
- 90215869 dateCopyrighted "c1989.".
- 90215869 extent "46, [17] p. :".
- 90215869 isPartOf "Documento de trabajo (Instituto de Estudios Económicos Mineros (Peru)) ; 3.".
- 90215869 isPartOf "Documento de trabajo / Instituto de Estudios Económicos Mineros ; 3".
- 90215869 issued "1989".
- 90215869 issued "c1989.".
- 90215869 language "spa".
- 90215869 publisher "Lima : IDEM,".
- 90215869 spatial "Peru.".
- 90215869 subject "HD9506.P42 E84 1989".
- 90215869 subject "Mineral industries Labor productivity Peru.".
- 90215869 subject "Mines and mineral resources Labor productivity Peru.".
- 90215869 title "Estudio de la productividad del minado en la minería subterránea.".
- 90215869 type "text".