Cronbach, Lee J. 1916- Aptitudes and instructional methods : a handbook for research on interaction / by Lee J. Cronbach and Richard E. Snow - New York : Irvington Publishers, 1977 - xviii, 574 p. : ill. ; 24 cm. Includes bibliographical references (p. 525-560) and index ISBN: 0470150661 Subjects--Topical Terms: Educational tests and measurementsTeaching