APA استشهاد

Burns, Y., & Gunn, P. (1993). Down syndrome: Moving through life.

استشهاد بنمط شيكاغو

Burns, Yvonne, و Pat Gunn. Down Syndrome: Moving Through Life. London, Chapman & Hall, 1993.

MLA استشهاد

Burns, Yvonne, و Pat Gunn. Down Syndrome: Moving Through Life. 1993.