ebrary, Inc, World Congress on Down Syndrome, Cuskelly, M., Jobling, A., & Buckley, S. (2002). Down syndrome across the life span. Whurr Publishers.
Chicago Style (17. basım) Atıfebrary, Inc, World Congress on Down Syndrome, Monica Cuskelly, Anne Jobling, ve Sue Buckley. Down Syndrome Across the Life Span. London ; Philadelphia: Whurr Publishers, 2002.
MLA (9th ed.) Atıfebrary, Inc, et al. Down Syndrome Across the Life Span. Whurr Publishers, 2002.
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