Cita APA

Simmonds, N. W. (1979). Principles of crop improvement. Longman.

Citación estilo Chicago

Simmonds, N. W. Principles of Crop Improvement. London ; New York: Longman, 1979.

Cita MLA

Simmonds, N. W. Principles of Crop Improvement. Longman, 1979.

Warning: These citations may not always be 100% accurate.