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| 100 |
_aLazarsfeld, Raul _9116 |
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| 245 | 0 | _aMedicion y construccion de indices | |
| 260 |
_aBuenos Aires : _bNueva Vision, _c1971. |
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| 300 | _a205p. | ||
| 336 |
_aTexto _btxt _2rdacontent |
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_asin mediacion _bn _2rdamedia |
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_avolumen _bnc _2rdacarrier |
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| 490 | _aCuadernos de Investigacion social | ||
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_aInvestigaciones _925 |
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| 942 | _cBKM | ||
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