Cita APA (7th ed.)

Creme, P., & Lea, M. R. (2008). Writing at university: A guide for students (3rd ed.). Open University Press.

Cita Chicago (17th ed.)

Creme, Phyllis, i Mary R. Lea. Writing at University: A Guide for Students. 3rd ed. Berkshire: Open University Press, 2008.

Cita MLA (8th ed.)

Creme, Phyllis, i Mary R. Lea. Writing at University: A Guide for Students. 3rd ed. Open University Press, 2008.