APA (7th ed.) Citation

Summerfield, G., & Tunnicliffe, S. (1971). English in practice: Secondary English departments at work. Cambridge University Press.

Chicago Style (17th ed.) Citation

Summerfield, Geoffrey, and Stephen Tunnicliffe. English in Practice: Secondary English Departments at Work. Cambridge [Eng.]: Cambridge University Press, 1971.

MLA (8th ed.) Citation

Summerfield, Geoffrey, and Stephen Tunnicliffe. English in Practice: Secondary English Departments at Work. Cambridge University Press, 1971.