Mehrens, William A. Measurement and evaluation in education and psychology / William A. Mehrens, Irvin J. Lehmann. - New York: Holt, Rinehart and Winston, 1973. - 718 p. : ill. ; 24 cm. Includes index. ISBN: 0030863236 Subjects--Topical Terms: Educational tests and measurements--United States Dewey Class. No.: 371.26