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001 | 000230675 | ||
005 | 20150410011914.0 | ||
008 | 150409 ||||| und | ||
035 | |a 9444587 | ||
040 | |a Sistema de Bibliotecas de la Universidad de Costa Rica | ||
082 | 0 | |a 370.780.73 |b L758q |2 20 | |
100 | 1 | |a Erickson, Frederick |e Autor/a |4 aut | |
245 | 1 | 0 | |a Qualitative methods / |c Frederick Erickson |
773 | 0 | |7 nnam |t Quantitative methods | |
912 | |a 10-APR-2015 - MURILLO HERNANDEZ, XINIA | ||
917 | |a 09-APR-2015 - CALDERON ZUÑIGA, ANA CRISTINA |