APA (7e ed.) Bronvermelding

Collins, B. C. (2007). Moderate and severe disabilities: A foundational approach. Pearson/Merrill/Prentice Hall.

Chicago (17e ed.) Bronvermelding

Collins, Belva C. Moderate and Severe Disabilities: A Foundational Approach. Upper Saddle River, N.J: Pearson/Merrill/Prentice Hall, 2007.

MLA (9e ed.) Bronvermelding

Collins, Belva C. Moderate and Severe Disabilities: A Foundational Approach. Pearson/Merrill/Prentice Hall, 2007.