APA (7th ed.) Citation

Protherough, R. (1989). Students of English. Routledge.

Chicago Style (17th ed.) Citation

Protherough, Robert. Students of English. London ; New York: Routledge, 1989.

MLA (9th ed.) Citation

Protherough, Robert. Students of English. Routledge, 1989.

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