000 00342nam a2200121Ia 4500
100 _aMartin Kohn
020 _a0-470-99151-8
942 _cBK
245 _aSocial competence, symptoms and underachievement in childhood : a longitudinal perspective
260 _aJohn Wiley & Sons, New York
_c1977
082 _a136.7 Koh
300 _axx,288p tabs
999 _c6533
_d6533