APA

Bennet S., Killen C. & Marsh D. (2007). Handbook of online education. New York: Continuum.

Chicago

Bennet Shirley, Killen Claire and Marsh Debora. 2007. Handbook of online education. New York: Continuum.

Harvard

Bennet S., Killen C. and Marsh D. (2007). Handbook of online education. New York: Continuum.

MLA

Bennet Shirley, Killen Claire and Marsh Debora. Handbook of online education. New York: Continuum. 2007.