APA (7th ed.) Citation

Scopes, P. G. (1973). Mathematics in secondary schools: A teaching approach. Cambridge University Press.

Chicago Style (17th ed.) Citation

Scopes, Peter Gray. Mathematics in Secondary Schools: A Teaching Approach. London: Cambridge University Press, 1973.

MLA (9th ed.) Citation

Scopes, Peter Gray. Mathematics in Secondary Schools: A Teaching Approach. Cambridge University Press, 1973.