APA (7th ed.) Citation

Naunton, J. (2000). Clockwise: Upper-intermediate class cassette 2. Oxford University Press.

Chicago Style (17th ed.) Citation

Naunton, Jon. Clockwise: Upper-intermediate Class Cassette 2. Oxford [a. o.]: Oxford University Press, 2000.

MLA (8th ed.) Citation

Naunton, Jon. Clockwise: Upper-intermediate Class Cassette 2. Oxford University Press, 2000.