Dyfyniad APA
ebrary, Inc, & Smale, M. (2006). Valuing crop biodiversity: On-farm genetic resources and economic change. CABI Pub..
Dyfyniad Arddull Chicago
ebrary, Inc, and Melinda Smale. Valuing Crop Biodiversity: On-farm Genetic Resources and Economic Change. Wallingford, UK ; Cambridge, MA: CABI Pub., 2006.
Dyfyniad MLA
ebrary, Inc, and Melinda Smale. Valuing Crop Biodiversity: On-farm Genetic Resources and Economic Change. CABI Pub., 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.