APA
UNITED NATION F. A. A. O., UNITED NATION F. A. A. O., . (1970). Requirements of Ascorbic acid, Vitamin D,Vit.B12. Fao: .
Chicago
UNITED NATION FOOD AND AGRICULTURAL ORGANISATION, UNITED NATION FOOD AND AGRICULTURAL ORGANISATION, . 1970. Requirements of Ascorbic acid, Vitamin D,Vit.B12. Fao: .
Harvard
UNITED NATION F. A. A. O., UNITED NATION F. A. A. O., . (1970). Requirements of Ascorbic acid, Vitamin D,Vit.B12. Fao: .
MLA
UNITED NATION FOOD AND AGRICULTURAL ORGANISATION, UNITED NATION FOOD AND AGRICULTURAL ORGANISATION, . Requirements of Ascorbic acid, Vitamin D,Vit.B12. Fao: . 1970.
