APA (7th ed.) Citation

United States. Agricultural Research Service. (1977). Systematic collections of the Agricultural Research Service.

Chicago Style (17th ed.) Citation

United States. Agricultural Research Service. Systematic Collections of the Agricultural Research Service. 1977.

MLA (9th ed.) Citation

United States. Agricultural Research Service. Systematic Collections of the Agricultural Research Service. 1977.

Warning: These citations may not always be 100% accurate.