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050201s1979||||mx |||||||||||||||||spa|| |
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|a 9684190786
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041 |
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|a spa
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082 |
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|a 001.42
|b G678m
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100 |
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|a Gortari, Elí de
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245 |
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|a El método de las ciencias:
|b nociones elementales /
|c Elí de Gortari.
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250 |
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|a 10a. ed.
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260 |
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|a México, D.F. :
|b Grijalbo,
|c 1979
|
300 |
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|a 151 p.
|
440 |
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|a Tratados y manuales grijalbo
|
650 |
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|a Metodología científica
|
650 |
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|a Hipótesis
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650 |
|
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|a Diseño experimental
|
650 |
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|a Ciencia-metodología
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991 |
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|a der_mauda
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992 |
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|a 11/09/2006
|
942 |
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|c BK
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999 |
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952 |
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|0 0
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|y BK
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