Cita APA (7a ed.)

Willis, J. W. (2014). Action research: Models, methods, and examples (5th ed.). IAP.

Cita Chicago Style (17a ed.)

Willis, Jerry W. Action Research: Models, Methods, and Examples. 5th ed. Charlotte, North Carolina: IAP, 2014.

Cita MLA (9a ed.)

Willis, Jerry W. Action Research: Models, Methods, and Examples. 5th ed. IAP, 2014.