Ahmann, J. Stanley. Evaluating student progress : principles of tests and measurements / J. Stanley Ahmann, Marvin D. Glock. - 6th ed. - Boston : Allyn and Bacon, c1981. - xi, 508 p. : ill. ; 24 cm. include index. ISBN: LCCN: 80021715 Subjects--Topical Terms: Grading and marking (Students) LC Class. No.: LB3063 / .A43 1981 Dewey Class. No.: 371.2