000 00467nam a22001937a 4500
001 MAXI-041018
003 AR-CdUCS
005 20180503120122.0
008 170515s1952####xx#|||||||||||||||||spa|d
040 _aAR-CdUCS
080 _a373
100 1 _aBossing, Nelson
245 1 _aTeaching in Secondary Schools
250 _a3.ed.
260 _aBoston :
_bHoughton Mifflin,
_c1952
300 _axiii ;
_c22 cm.
650 4 _aEnseƱanza secundaria
942 _cBK
999 _c162812
_d162812