Cita APA (7th ed.)
Porter, J., & Lacey, P. (2005). Researching learning difficulties: A guide for practitioners. Paul Chapman Publishing.
Cita Chicago (17th ed.)
Porter, Jill, i Penny Lacey. Researching Learning Difficulties: A Guide for Practitioners. London ; Thousand Oaks, California: Paul Chapman Publishing, 2005.
Cita MLA (9th ed.)
Porter, Jill, i Penny Lacey. Researching Learning Difficulties: A Guide for Practitioners. Paul Chapman Publishing, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.