European Cooperative Programme for Crop Genetic Resources Networks. (1992). Report of a working group on sunflower: (4th meeting) held at Facolta di Agraria, Universita degli Studi di Pisa, Pisa, Italy, 11 - 12 May 1991. ECPCGRN.
Chicago Style (17th ed.) CitationEuropean Cooperative Programme for Crop Genetic Resources Networks. Report of a Working Group on Sunflower: (4th Meeting) Held at Facolta Di Agraria, Universita Degli Studi Di Pisa, Pisa, Italy, 11 - 12 May 1991. Rome: ECPCGRN, 1992.
MLA (9th ed.) CitationEuropean Cooperative Programme for Crop Genetic Resources Networks. Report of a Working Group on Sunflower: (4th Meeting) Held at Facolta Di Agraria, Universita Degli Studi Di Pisa, Pisa, Italy, 11 - 12 May 1991. ECPCGRN, 1992.
Warning: These citations may not always be 100% accurate.