Coburn, F. D. (1908). The book of alfalfa: History, cultivation and merits, its uses as a forage and fertilizer. Orange Judd.
Cita Chicago Style (17a ed.)Coburn, F. D. The Book of Alfalfa: History, Cultivation and Merits, Its Uses as a Forage and Fertilizer. New York: Orange Judd, 1908.
Cita MLA (8a ed.)Coburn, F. D. The Book of Alfalfa: History, Cultivation and Merits, Its Uses as a Forage and Fertilizer. Orange Judd, 1908.
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