APA (7th ed.) Citation

Comber, L. C., & Keeves, J. P. (1973). Science education in nineteen countries: An empirical study. Wiley.

Chicago Style (17th ed.) Citation

Comber, L. C., and John P. Keeves. Science Education in Nineteen Countries: An Empirical Study. New York: Wiley, 1973.

MLA (9th ed.) Citation

Comber, L. C., and John P. Keeves. Science Education in Nineteen Countries: An Empirical Study. Wiley, 1973.