APA način citiranja (7. izdanje)

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

Čikaški stil citiranja (17. izdanje)

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

MLA način citiranja (8. izdanje)

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

Upozorenje: Ovi citati možda nisu uvijek 100% točni.