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- 51030728 contributor B1216018.
- 51030728 coverage "Ecuador Social conditions Congresses.".
- 51030728 created "1951.".
- 51030728 date "1951".
- 51030728 date "1951.".
- 51030728 dateCopyrighted "1951.".
- 51030728 extent "237 p.".
- 51030728 issued "1951".
- 51030728 issued "1951.".
- 51030728 language "spa".
- 51030728 publisher "Quito,".
- 51030728 spatial "Ecuador Social conditions Congresses.".
- 51030728 subject "309.186".
- 51030728 subject "HN312 .S4 1950".
- 51030728 title "Primer Seminario Regional de Asuntos Sociales, mayo 27 a 10 de junio de 1950.".
- 51030728 type "text".