Holden, J. H. W., & Williams, J. T. (1984). Crop genetic resources: Conservation and evaluation. Allen & Unwin.
Chicago Style (17th ed.) CitationHolden, J. H. W., and John Trevor Williams. Crop Genetic Resources: Conservation and Evaluation. London: Allen & Unwin, 1984.
MLA (9th ed.) CitationHolden, J. H. W., and John Trevor Williams. Crop Genetic Resources: Conservation and Evaluation. Allen & Unwin, 1984.
Warning: These citations may not always be 100% accurate.