Cita APA

Sprague, G. F., Dudley, J. W., Mickelson, S. H., Heichel, G. H., Stuber, C. W., & Kissel, D. E. (1988). Corn and corn improvement (Third Edition.). Wisconsin, Estados Unidos: American Society of Agronomy ; Crop Science Society of America ; Soil Science Society of America.

Citación estilo Chicago

Sprague, G. F.,, J. W. Dudley, S. H. Mickelson, G. H. Heichel, C. W. Stuber, y D. E. Kissel. Corn and Corn Improvement. Third Edition. Wisconsin, Estados Unidos: American Society of Agronomy ; Crop Science Society of America ; Soil Science Society of America, 1988.

Cita MLA

Sprague, G. F.,, et al. Corn and Corn Improvement. Third Edition. Wisconsin, Estados Unidos: American Society of Agronomy ; Crop Science Society of America ; Soil Science Society of America, 1988.