Thorndike, R. L., Angoff, W. H., & Lindquist, E. F. (1971). Educational measurement (2nd ed.). American Council on Education.
Cita Chicago (17th ed.)Thorndike, Robert Ladd, William H. Angoff, i Everet Franklin Lindquist. Educational Measurement. 2nd ed. Washington: American Council on Education, 1971.
Cita MLA (9th ed.)Thorndike, Robert Ladd, et al. Educational Measurement. 2nd ed. American Council on Education, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.