000 00289nam a2200109Ia 4500
008 170711s9999 xx 000 0 und d
050 _a370.7 F799h
100 _a"Fraenkel, Jack R."
245 0 _aHow to design and evaluate research in education
260 _c2006
942 _2lcc
_cBK
_kCirc.
999 _c19819
_d19819