00470nam a2200169Ia 450000500170000000800460001702000180006303700120008104000200009304100130011308400230012610000180014924500430016726000510021030000150026165000240027620250508162112.0008  250505s9999    xx            000 0 eng d  a0-397-47403-2  aTextual  aFEDLbengcFEDL  aeng2eng  a001.424, KAZqFEDL  akazdin Alan E 0aResearch design in clinical psychology  aNew York, USAbHarper and Row Publishersc1980  axiii,448p.  aExperimental Design