APA (7th ed.) Citation

United States. Food Safety and Quality Service. (1977). How to buy eggs (Rev. Oct. 1975, Slightly Rev. Nov. 1977.). Dept. of Agriculture, Food Safety and Quality Service.

Chicago Style (17th ed.) Citation

United States. Food Safety and Quality Service. How to Buy Eggs. Rev. Oct. 1975, Slightly Rev. Nov. 1977. [Washington]: Dept. of Agriculture, Food Safety and Quality Service, 1977.

MLA (9th ed.) Citation

United States. Food Safety and Quality Service. How to Buy Eggs. Rev. Oct. 1975, Slightly Rev. Nov. 1977. Dept. of Agriculture, Food Safety and Quality Service, 1977.