Mehrens, William A. Standardized tests in education [electronic resource] / [by] William A. Mehrens [and] Irvin J. Lehmann.. — New York, : Holt, Rinehart and Winston, [1969]. — xi, 323 p. : illus. 23 cm.
Bibliographical footnotes.
0030753805 9780030753800
69013565
GB70-11527
Educational tests and measurements. Tests et mesures en éducation. Pädagogischer Test.