Cita APA (7th ed.)
ebrary, Inc, Gray, B., & Jackson, R. (2002). Advocacy and learning disability. Jessica Kingsley.
Cita Chicago (17th ed.)
ebrary, Inc, Barry Gray, i Robin Jackson. Advocacy and Learning Disability. London: Jessica Kingsley, 2002.
Cita MLA (9th ed.)
ebrary, Inc, et al. Advocacy and Learning Disability. Jessica Kingsley, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.