Davidson, E. Jane. Evaluation methodology basics : the nuts and bolts of sound evaluation / E. Jane Davidson. - Thousand Oaks, Calif. : Sage Publications, c2005. - xvi, 263 p. : ill. ; 24 cm. Includes bibliographical references (p. 251-252) and index. ISBN: 0761929290 (cloth : acidfree paper) 0761929304 (pbk. : acidfree paper) LCCN: 2004008544 Subjects--Topical Terms: Evaluation research (Social action programs)Evaluation--Methodology. LC Class. No.: H62 / .D254 2005 Dewey Class. No.: 001.4