APA Style

Holmes, Janet. (2001). An Introduction To Sociolinguistics (2). London: Longman.

Chicago Style

Holmes, Janet. An Introduction To Sociolinguistics. 2 London: Longman, 2001. Text.

MLA Style

Holmes, Janet. An Introduction To Sociolinguistics. 2 London: Longman, 2001. Text.

Turabian Style

Holmes, Janet. An Introduction To Sociolinguistics. 2 London: Longman, 2001. Print.