APA (7th ed.) Citation

Selikowitz, M. (1990). Down syndrome: The facts. Oxford University Press.

Chicago Style (17th ed.) Citation

Selikowitz, Mark. Down Syndrome: The Facts. Oxford ; New York: Oxford University Press, 1990.

MLA (9th ed.) Citation

Selikowitz, Mark. Down Syndrome: The Facts. Oxford University Press, 1990.