Gunn, C., Skrdla, W., Spencer, H. Classification of Medicago sativa L. using legume characters and flower colors. Washington: U.S. Dep. of Agriculture, 1978 84 p. : ill.
Gunn, C., Skrdla, W., Spencer, H. Classification of Medicago sativa L. using legume characters and flower colors. Washington: U.S. Dep. of Agriculture, 1978 84 p. : ill.
Gunn, C., Skrdla, W., Spencer, H. (1978) Classification of Medicago sativa L. using legume characters and flower colors, Washington: U.S. Dep. of Agriculture 84 p. : ill.
Gunn, C., Skrdla, W., & Spencer, H. (1978). Classification of Medicago sativa L. using legume characters and flower colors. Washington: U.S. Dep. of Agriculture, 84 p. : ill.
Gunn C, Skrdla W, Spencer H. Classification of Medicago sativa L. using legume characters and flower colors. Washington: U.S. Dep. of Agriculture; 1978. p. 84 p. : ill.
