http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Proceedings of the Conference [on] Broadening the Genetic Base of Crops, Wageningen, Netherlands, 3-7 July 1978
Conference on Broadening the Genetic Base of Crops (1978 : Wageningen, Netherlands)
Centrum voor Landbouwpublikaties en Landbouwdocumentatie (Netherlands)
editors, A.C. Zeven and A. M. van Harten.