APA Style

Swan, Michael, Walter, Catherine. (1997). How English Works: A Grammar Practice Book . Oxford: Oxford University Press.

Chicago Style

Swan, Michael, Walter, Catherine. How English Works: A Grammar Practice Book. Oxford: Oxford University Press, 1997. Text.

MLA Style

Swan, Michael, Walter, Catherine. How English Works: A Grammar Practice Book. Oxford: Oxford University Press, 1997. Text.

Turabian Style

Swan, Michael, Walter, Catherine. How English Works: A Grammar Practice Book. Oxford: Oxford University Press, 1997. Print.