APA aipamena

American Foundation for the Blind & Orr, A. L. (1992). Vision and aging: Crossroads for service delivery. American Foundation for the Blind.

Chicago Style aipamena

American Foundation for the Blind and Alberta L. Orr. Vision and Aging: Crossroads for Service Delivery. New York: American Foundation for the Blind, 1992.

MLA aipamena

American Foundation for the Blind and Alberta L. Orr. Vision and Aging: Crossroads for Service Delivery. American Foundation for the Blind, 1992.