Spedding, C. (1972). Grasses and legumes in British agriculture. Commonwealth Agricultural Bureaux.
Cita Chicago Style (17a ed.)Spedding, C. Grasses and Legumes in British Agriculture. Slough: Commonwealth Agricultural Bureaux, 1972.
Cita MLA (8a ed.)Spedding, C. Grasses and Legumes in British Agriculture. Commonwealth Agricultural Bureaux, 1972.
Precaución: Estas citas no son 100% exactas.