Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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