000 00288nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aMason and Bramble
245 0 _aUnderstanding and conducting research
260 _bMcGraw Hill
260 _c1978
365 _b18.95
942 _cBK
999 _c204852
_d204852