Walberg, H. J. (1974). Evaluating educational performance: A sourcebook of methods, instruments, and examples. McCutchan Pub.
Cita Chicago (17th ed.)Walberg, Herbert J. Evaluating Educational Performance: A Sourcebook of Methods, Instruments, and Examples. Berkeley, Calif: McCutchan Pub, 1974.
Cita MLA (9th ed.)Walberg, Herbert J. Evaluating Educational Performance: A Sourcebook of Methods, Instruments, and Examples. McCutchan Pub, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.