Style de citation APA (7e éd.)

Chapman, L. (1967). English grammar and exercises: Book Four: For secondary classes. Longman.

Style de citation Chicago (17e éd.)

Chapman, L.R.H. English Grammar and Exercises: Book Four: For Secondary Classes. London: Longman, 1967.

Style de citation MLA (9e éd.)

Chapman, L.R.H. English Grammar and Exercises: Book Four: For Secondary Classes. Longman, 1967.