TY - BOOK AU - Mehrens,William A. AU - Lehmann,Irvin J. TI - Measurement and evaluation in education and psychology SN - 0030304075 AV - LB3051 .M4647 1991 U1 - 370 MEH 1991 20 PY - 1991/// CY - Fort Worth PB - Holt, Rinehart and Winston KW - Educational tests and measurements KW - United States KW - Educational evaluation N1 - Includes bibliographical references (p. 533-573) and indexes ER -