APA Citation

Brumfit, C. (1980). Problems and principles in English teaching. Pergamon Press.

Chicago Style Citation

Brumfit, Christopher. Problems and Principles in English Teaching. Pergamon Press, 1980.

MLA Citation

Brumfit, Christopher. Problems and Principles in English Teaching. Pergamon Press, 1980.

Warning: These citations may not always be 100% accurate.