Matches in Library of Congress for { <http://lccn.loc.gov/49045444> ?p ?o. }
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- 49045444 contributor B1168376.
- 49045444 created "[1947]".
- 49045444 date "1947".
- 49045444 date "[1947]".
- 49045444 dateCopyrighted "[1947]".
- 49045444 extent "viii, 287 p.".
- 49045444 isPartOf "Publicaciones pedagógicas, ser. 2, no. 4".
- 49045444 issued "1947".
- 49045444 issued "[1947]".
- 49045444 language "spa".
- 49045444 publisher "Río Piedras, P.R.".
- 49045444 spatial "Puerto Rico.".
- 49045444 subject "370.97295".
- 49045444 subject "Education Puerto Rico.".
- 49045444 subject "LA501 .P8".
- 49045444 title "Problemas de educación en Puerto Rico.".
- 49045444 type "text".