APA (7th ed.) Citation

ScienceDirect (Online service), Choppin, B., & Postlethwaite, T. N. (1979). Evaluation in education. Pergamon Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Bruce Choppin, and T. Neville Postlethwaite. Evaluation in Education. Oxford ; New York: Pergamon Press, 1979.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Evaluation in Education. Pergamon Press, 1979.