00763cam a22002414a 4500 12525823 20180817040226.0 010905s2001 maua b 001 0 eng 2001131551 0395615569 DLC DLC DLC eng pcc 122.072 122.072 21 48 PSI Experimental and quasi-experimental designs for generalized causal inference / William R. Shedish, Thomas D. Cook, Donald T. Campbell. Includes bibliographical references (p. 514-591) and indexes. 7 cbc orignew 2 ncip 20 y-gencatlg ddc BK 47199 47199 0 0 udc 0 0 PËKG 002 002 PËKG 2018-08-17 0 122.072 SHAD 002-3011512 2018-08-17 2018-08-17 BK