000 00501nam a2200217 4500
008 110906s9999 xx 000 0 und d
020 _a03 910069 3
020 _a(paper back):
082 0 0 _a15 gag
082 0 0 _a370
100 0 _agagne',
245 1 0 _athe conditions of learning:
_crobert;
250 _a1
260 _auk:
_bholt, rhinehart & winston
_c1970,
300 _a407,
300 _aviii.
_c23
500 _ano index
504 _a
504 _aincludes references
600 1 0 _am
_x
999 _c8240
_d8240