International Association for Quality Research on Plant Foods. Congress, Deutsche Gesellschaft für Qualitätsforschung (Pflanzliche Nahrungsmittel). Congress, & Schuphan, W. (1979). The role of plant foods in preventive medicine =: Die Rolle der Pflanzennahrung in der Präventiv-Medizin : joint congress of the IX International (CIQ) and of the XIV. German Society of Quality Research (DGQ), Reading University, 12th to 14th September, 1978. Dr. W. Junk b.v. Pub..
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)International Association for Quality Research on Plant Foods. Congress, Deutsche Gesellschaft für Qualitätsforschung (Pflanzliche Nahrungsmittel). Congress, và W. Schuphan. The Role of Plant Foods in Preventive Medicine =: Die Rolle Der Pflanzennahrung in Der Präventiv-Medizin : Joint Congress of the IX International (CIQ) and of the XIV. German Society of Quality Research (DGQ), Reading University, 12th to 14th September, 1978. The Hague: Dr. W. Junk b.v. Pub., 1979.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)International Association for Quality Research on Plant Foods. Congress, et al. The Role of Plant Foods in Preventive Medicine =: Die Rolle Der Pflanzennahrung in Der Präventiv-Medizin : Joint Congress of the IX International (CIQ) and of the XIV. German Society of Quality Research (DGQ), Reading University, 12th to 14th September, 1978. Dr. W. Junk b.v. Pub., 1979.