APA Citation

Lock, G. (1996). Fungtional English Grammar: An Introduction for Second Language Teacher / Graham Lock. Cambridge.

Chicago Style Citation

Lock, Graham. Fungtional English Grammar: An Introduction for Second Language Teacher / Graham Lock. Cambridge, 1996.

MLA Citation

Lock, Graham. Fungtional English Grammar: An Introduction for Second Language Teacher / Graham Lock. Cambridge, 1996.

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