RT Book T1 Experimental research in counseling: tools of design and analysis A1 Kirkpatrick, James S. A1 Aleamoni, Lawrence M. LA English PP Springfield, Ill. u.a. PB Thomas YR 1983 UL https://krimdok.uni-tuebingen.de/Record/1621232697 SN 0398048479 K1 Psychologische Beratung