George Washington University, Washington, D. C. Biological Sciences Communication Project. (1967). Sorghum: A bibliography of the world literature covering the years, 1930-1963. Scarecrow Press.
Citace podle Chicago (17th ed.)George Washington University, Washington, D. C. Biological Sciences Communication Project. Sorghum: A Bibliography of the World Literature Covering the Years, 1930-1963. Metuchen, N. J: Scarecrow Press, 1967.
Citace podle MLA (9th ed.)George Washington University, Washington, D. C. Biological Sciences Communication Project. Sorghum: A Bibliography of the World Literature Covering the Years, 1930-1963. Scarecrow Press, 1967.
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