00425nam a2200145Ia 4500082001700000100001800017245005800035260004400093300001000137504002100147650002600168650003500194650002600229650002400255  a616.89 CHA-;  aChassan, J.B. 0aResearch design in clinical psychology and psychiatry  aNew YorkbAppleton-Century-Croftsc1967  a280p.  aIncludes indexes  aPsychiatry - Research  aClinical psychology - Research  aPsychology - Research  aExperimental design