000 00356cam a2200121u 4500
082 _a371.4
_bHOP
100 _aRobert Hoppock.
245 1 0 _aGroup guidance programs :
_bprinciples Techniques and evaluation /
_cby Robert Hoppock
260 _aAlbany,
_c1962.
_bMC Graw hill book,
300 _a29 p. :
650 0 _aGroup guidance in education.
942 _cBK
999 _c499827
_d499827