American Foundation for the Blind & Orr, A. L. (1992). Vision and aging: Crossroads for service delivery. American Foundation for the Blind.
Citace podle Chicago (17th ed.)American Foundation for the Blind a Alberta L. Orr. Vision and Aging: Crossroads for Service Delivery. New York: American Foundation for the Blind, 1992.
Citace podle MLA (8th ed.)American Foundation for the Blind a Alberta L. Orr. Vision and Aging: Crossroads for Service Delivery. American Foundation for the Blind, 1992.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..