RT Book, Whole DB /z-wcorg/ DS http://worldcat.org ID 263749448 LA English T1 Evaluation : a systematic approach A1 Rossi, Peter H., Lipsey, Mark W., Freeman, Howard E., PB Sage Publ. PP Thousand Oaks, Calif. [u.a.] YR 2007 SN 0761908943 9780761908944