000 00329nam a2200109Ia 4500
008 220117s9999||||xx |||||||||||||| ||und||
040 _cIAB
082 _a153.15 SIE
100 _aSieber,Joan E. O'Neil,Harold F. & Tobias,Sigmund
245 0 _aAnxiety,Learning,Andinstruction
260 _bLaerence Erlbaum Associates,Publishers
_c1977
999 _c31376
_d31376