APA

Velleman R. A., . (1979). Serving physically disabled people: an information handbook for all libraries. New York: R. R. Bowker Co.

Chicago

Velleman Ruth A, . 1979. Serving physically disabled people: an information handbook for all libraries. New York: R. R. Bowker Co.

Harvard

Velleman R. A., . (1979). Serving physically disabled people: an information handbook for all libraries. New York: R. R. Bowker Co.

MLA

Velleman Ruth A, . Serving physically disabled people: an information handbook for all libraries. New York: R. R. Bowker Co. 1979.