APA
United States, . (1911). [Hearings on H.R. 20373 and 29163 relating to adulteration and misbranding of seeds, bulbs, etc.] Feb. 21, 1911. [Washington, D.C: .
Chicago
United States, . 1911. [Hearings on H.R. 20373 and 29163 relating to adulteration and misbranding of seeds, bulbs, etc.] Feb. 21, 1911. [Washington, D.C: .
Harvard
United States, . (1911). [Hearings on H.R. 20373 and 29163 relating to adulteration and misbranding of seeds, bulbs, etc.] Feb. 21, 1911. [Washington, D.C: .
MLA
United States, . [Hearings on H.R. 20373 and 29163 relating to adulteration and misbranding of seeds, bulbs, etc.] Feb. 21, 1911. [Washington, D.C: . 1911.