00000cam a22000004a 4500 UP-99796217603246648 Buklod 20230503092542.0 m |o d | ta 080209s1979 xx a r |000 u|eng d 0528620533 (iLib)UPD-00000188383 eng DMLUC H 62 C719 Cook, Thomas D. Quasi-experimentation design & analysis issues for field settings Thomas D. Cook, Donald T. Campbell ; [project editor, Gayle Fankhauser ; cover illustrator, Arles Day]. Boston Houghton Mifflin c1979. xii, 405 p. : ill. Social sciences Research. Social sciences Field work. Campbell, Donald Thomas 1916-. Book FO Paper UPD DECON H 62 C719 UPD DMLS H 62 C719 Book