Cooper, J., & Niggli Urs, L. C. (2007). Handbook of organic food safety and quality. CRS.
Chicago Edition CitationCooper, Julia, and Leifert Carlo Niggli Urs. Handbook of Organic Food Safety and Quality. Washington: CRS, 2007.
MLA Edition CitationCooper, Julia, and Leifert Carlo Niggli Urs. Handbook of Organic Food Safety and Quality. CRS, 2007.
Warning: These citations may not always be 100% accurate.