APA (7th ed.) Citation

Rugg, G., & Petre, M. (2006). A gentle guide to research methods. Open University Press.

Chicago Style (17th ed.) Citation

Rugg, Gordon, and Marian Petre. A Gentle Guide to Research Methods. Maidenhead: Open University Press, 2006.

MLA (9th ed.) Citation

Rugg, Gordon, and Marian Petre. A Gentle Guide to Research Methods. Open University Press, 2006.