Williams, J. W. (1979). Handbook of onion determination. Bulterworths.
Chicago Edition CitationWilliams, John W. Handbook of Onion Determination. London: Bulterworths, 1979.
MLA Edition CitationWilliams, John W. Handbook of Onion Determination. Bulterworths, 1979.
Warning: These citations may not always be 100% accurate.