Meyers, W. R. (1981). The evaluation enterprise. Jossey-Bass.
Cita Chicago (17th ed.)Meyers, William R. The Evaluation Enterprise. San Francisco: Jossey-Bass, 1981.
Cita MLA (8th ed.)Meyers, William R. The Evaluation Enterprise. Jossey-Bass, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.