Gaya APA

Swan, Michael. (1995). Practical english usage (2). New York: Oxford University Press.

Gaya Chicago

Swan, Michael. Practical english usage. 2 New York: Oxford University Press, 1995. Text.

Gaya MLA

Swan, Michael. Practical english usage. 2 New York: Oxford University Press, 1995. Text.

Gaya Turabian

Swan, Michael. Practical english usage. 2 New York: Oxford University Press, 1995. Print.