Citazione Stile APA (7a Edizione)

Creme, P., & Lea, M. R. (1997). Writing at university: A guide for students. Open University.

Citazione stile Chigago Style (17a edizione)

Creme, Phyllis, e Mary R. Lea. Writing at University: A Guide for Students. Buckingham: Open University, 1997.

Citatione MLA (9a ed.)

Creme, Phyllis, e Mary R. Lea. Writing at University: A Guide for Students. Open University, 1997.