APA (7th ed.) Citation

Opie, C., & Sikes, P. J. (2004). Doing educational research: A guide to first-time researchers. Sage.

Chicago Style (17th ed.) Citation

Opie, Clive, and Patricia J. Sikes. Doing Educational Research: A Guide to First-time Researchers. London: Sage, 2004.

MLA (9th ed.) Citation

Opie, Clive, and Patricia J. Sikes. Doing Educational Research: A Guide to First-time Researchers. Sage, 2004.