000 00570nam a22002057a 4500
001 MAXI-015947
003 AR-CdUCS
005 20180503114018.0
008 170515s1950####xx#|||||||||||||||||spa|d
040 _aAR-CdUCS
080 _a373
100 1 _aAlexander, William M
245 1 _aSecondary education :
_bBasic principles and practices /
_cWilliam M Alexander y J Galen Sylor
260 _aNew York :
_bRinehart and Co.,
_c1950
300 _a536p.;
_c22,50 cm.
650 4 _aColegios
650 4 _aPedagogĂ­a
700 1 _aSaylor, J Galen
_eclb.
942 _cBK
999 _c138159
_d138159