Gaya APA

James C. Harris, M. D.. (2006). Intellectual Disability (Ed. 1). America: OXFORD university press.

Gaya Chicago

James C. Harris, M. D.. Intellectual Disability. Ed. 1 America: OXFORD university press, 2006. Text.

Gaya MLA

James C. Harris, M. D.. Intellectual Disability. Ed. 1 America: OXFORD university press, 2006. Text.

Gaya Turabian

James C. Harris, M. D.. Intellectual Disability. Ed. 1 America: OXFORD university press, 2006. Print.