APA Citation

Sowton, C. a. J. S. (2014). Unlock: Reading & Writing Skills. 4. Cambridge: Cambridge Un iversity Press.

Chicago Style Citation

Sowton, Chris and Johanna Stirling. Unlock: Reading & Writing Skills. 4. Cambridge: Cambridge Un iversity Press, 2014.

MLA Citation

Sowton, Chris and Johanna Stirling. Unlock: Reading & Writing Skills. 4. Cambridge: Cambridge Un iversity Press, 2014.

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