00401cam a22001452  4500001001100000005001700011008004100028020000600069040001500075100003500090245006100125250001200186260003400198300002300232000000005520151021151037.0070109s        xx            000 0 eng d  c$  aKABUcKABU1 aKerlinger, Fred N.@000014803510aFoundations of behavioral research /cFred N. Kerlinger.  a2nd ed.  aDelhi :bS.S. Chandra,c1973.  axx, 741  p ;c cm.