000 00414nam a2200181Ia 4500
008 181206s9999 xx 000 0 und d
020 _a971-086-343-6
050 _aGS Fil 371.7 Aq56e 2003
100 _aAquino, Gaudencio V.
245 0 _aEffective teaching
260 _aManila
260 _bNational Book Store
260 _c2003
300 _a545
650 _aTeaching
942 _2lcc
942 _cBK
999 _c67387
_d67387