Bolton, J. (1962). Alfalfa; botany, cultivation, and utilization (1st edition.). Leonard Hill.
Cita Chicago Style (17a ed.)Bolton, J.L. Alfalfa; Botany, Cultivation, and Utilization. 1st edition. London: Leonard Hill, 1962.
Cita MLA (8a ed.)Bolton, J.L. Alfalfa; Botany, Cultivation, and Utilization. 1st edition. Leonard Hill, 1962.
Precaución: Estas citas no son 100% exactas.