Cita APA

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

Citación estilo Chicago

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

Cita MLA

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