Cita APA (7th ed.)

Berk, R. A. (1981). Educational evaluation methodology: The state of the art. Johns Hopkins University Press.

Cita Chicago (17th ed.)

Berk, Ronald A. Educational Evaluation Methodology: The State of the Art. Baltimore, Md: Johns Hopkins University Press, 1981.

Cita MLA (9th ed.)

Berk, Ronald A. Educational Evaluation Methodology: The State of the Art. Johns Hopkins University Press, 1981.