Péron, J. Y., & Welles, G. W. H. (1989). First international symposium on diversification of vegetable crops. ISHS.
Chicago Style (17th ed.) CitationPéron, J. Y., and G. W. H. Welles. First International Symposium on Diversification of Vegetable Crops. Wageningen: ISHS, 1989.
MLA (9th ed.) CitationPéron, J. Y., and G. W. H. Welles. First International Symposium on Diversification of Vegetable Crops. ISHS, 1989.
Warning: These citations may not always be 100% accurate.