APA (7th ed.) Citation

Fraser, W. G., & Gillam, J. N. (1972). The principles of objective testing in mathematics. Heinemann and J. N. Gillman.

Chicago Style (17th ed.) Citation

Fraser, W. G., and J. N. Gillam. The Principles of Objective Testing in Mathematics. London: Heinemann and J. N. Gillman, 1972.

MLA (9th ed.) Citation

Fraser, W. G., and J. N. Gillam. The Principles of Objective Testing in Mathematics. Heinemann and J. N. Gillman, 1972.