000 00325nam a2200133 4500
082 _a300.72 KER-F
100 _aKerlinger, Fred N
245 _aFoundations of behavioral research /
250 _a2nd ed.
260 _aNew Delhi :
_bSurjeet Publications,
_c1978.
300 _a740p. :
650 _aBehavior.
942 _cBK
999 _c589026
_d589026