Williams, P., Parker, J., & Bradley, G. (2006). Social work with people with learning difficulties. Learning Matters.
Chicago Style (17. basım) AtıfWilliams, Paul, Jonathan Parker, ve Greta Bradley. Social Work with People with Learning Difficulties. Exeter: Learning Matters, 2006.
MLA (9th ed.) AtıfWilliams, Paul, et al. Social Work with People with Learning Difficulties. Learning Matters, 2006.
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