00442nam a2200097Ia 4500008004100000050002000041100002000061245007700081247009900158264008700257230508s1997    xx            000 0 und d  aBF 181 M39 19971 aMcGuigan, F. J.10aExperimental psychology : bmethods of research 7th ed.cMcGuigan, F. J.  aExperimental psychology : methods of research 7th ed._BF 181 M39 1997 c.5_McGuigan, F. J._1997  a[Place of publication not identified] : bPearson Education Asia Pte Ltd., c1997.