Suchman, Edward Allen. Evaluative research; principles and practice in public service & social action programs [by] Edward A. Suchman. - New York Russell Sage Foundation 1967. - ix, 186 p. illus. 24 cm. Includes bibliographical references. LCCN: 67025913 Subjects--Topical Terms: Evaluation research (Social action programs) LC Class. No.: H61 / .S888 Dewey Class. No.: 300/.1/8