000 00195 a2200085 4500
020 _a9780620550437
082 _a371.1 OLIV
100 _aOlivier Casper
_9179337
245 _aThe DNA of great teachers
999 _c752527
_d752526
942 _w429
_xElizabeth Motloung
_y429
_zElizabeth Motloung