Coburn, F. D. (1907). Alfalfa, lucerne, Spanish trefoil, Chilian clover, Brazilian clover, French clover, medic, purple medic -- (Medicago sativa): Practical information on its production, qualities, worth and uses, especially in the United States and Canada. Orange Judd Co..
Cita Chicago Style (17a ed.)Coburn, F. D. Alfalfa, Lucerne, Spanish Trefoil, Chilian Clover, Brazilian Clover, French Clover, Medic, Purple Medic -- (Medicago Sativa): Practical Information on Its Production, Qualities, Worth and Uses, Especially in the United States and Canada. New York: Orange Judd Co., 1907.
Cita MLA (8a ed.)Coburn, F. D. Alfalfa, Lucerne, Spanish Trefoil, Chilian Clover, Brazilian Clover, French Clover, Medic, Purple Medic -- (Medicago Sativa): Practical Information on Its Production, Qualities, Worth and Uses, Especially in the United States and Canada. Orange Judd Co., 1907.