International Federation of Organic Agriculture Movements (IFOAM). (1972). 20 years of IFOAM: Two decades of global cooperation. Tholey-Theley: IFOAM.
Chicago Style (17th ed.) CitationInternational Federation of Organic Agriculture Movements (IFOAM). 20 Years of IFOAM: Two Decades of Global Cooperation. Tholey-Theley: IFOAM, 1972.
MLA (8th ed.) CitationInternational Federation of Organic Agriculture Movements (IFOAM). 20 Years of IFOAM: Two Decades of Global Cooperation. Tholey-Theley: IFOAM, 1972.
Warning: These citations may not always be 100% accurate.