Style de citation APA (7e éd.)

Lock, G. (1996). Functional English grammar: An introduction for second language teachers. Cambridge University Press.

Style de citation Chicago (17e éd.)

Lock, Graham. Functional English Grammar: An Introduction for Second Language Teachers. Cambridge ; New York: Cambridge University Press, 1996.

Style de citation MLA (8e éd.)

Lock, Graham. Functional English Grammar: An Introduction for Second Language Teachers. Cambridge University Press, 1996.