000 00436nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a64601412
084 _a658.072 R2
100 _a"Ross, Robert"
245 0 _aResearch: an Introduction
250 _a\\197400ENGGPCX
260 _aHarper Collins
260 _b1974
260 _cNew York
300 _avii+311 p
500 _aincludes index and biblioraphy
942 _cBK
999 _c38718
_d38718