Kamel, W. W., Van Veen, A. G., & Bauernfeind, J. (1973). Vitamin A, xerophthalmia and blindness: A status report in three volumes. Office of Nutrition, Technical Assistance Bureau, Agency for Internationa Development, U.S. Dept. of State.
Citazione stile Chigago Style (17a edizione)Kamel, Wadie Wanies, Andre G. Van Veen, e J.C Bauernfeind. Vitamin A, Xerophthalmia and Blindness: A Status Report in Three Volumes. [Washington, D.C.]: Office of Nutrition, Technical Assistance Bureau, Agency for Internationa Development, U.S. Dept. of State, 1973.
Citatione MLA (9a ed.)Kamel, Wadie Wanies, et al. Vitamin A, Xerophthalmia and Blindness: A Status Report in Three Volumes. Office of Nutrition, Technical Assistance Bureau, Agency for Internationa Development, U.S. Dept. of State, 1973.