| 000 | 00490n m a2200181 a 4500 | ||
|---|---|---|---|
| 001 | 044964 | ||
| 005 | 20231009192740.0 | ||
| 008 | 070413t19971997---a----------000-u-spa-u | ||
| 020 | _a968-444-244-0 | ||
| 082 | 0 | _a001.42 REZ | |
| 100 | 1 | _aReza Becerril, Fernando | |
| 245 | 1 | 0 |
_aCiencia, metodologia e investigacion _c/ Fernando Reza Becerril |
| 260 |
_aMexico _b: Longman _c, c1997. |
||
| 300 |
_a455p. pb. il. _c140 |
||
| 650 | 4 | _aMetodos de Investigacion | |
| 710 | 2 | _a | |
| 942 | _cMO | ||
| 999 |
_c250747 _d250747 |
||