APA (7th ed.) Citation

Brush, S. B. (2000). Genes in the field: On-farm conservation of crop diversity. Lewis.

Chicago Style (17th ed.) Citation

Brush, Stephen B. Genes in the Field: On-farm Conservation of Crop Diversity. London: Lewis, 2000.

MLA (9th ed.) Citation

Brush, Stephen B. Genes in the Field: On-farm Conservation of Crop Diversity. Lewis, 2000.