Governance, coordination and distribution along commodity value chains : Rome, 4-5 April 2006, 2007. [na spletu], Rome : Trade and Market Division, Food and Agriculture Organization of the United Nations. [Dostopano 1 april 2025]. ISBN 978-92-5-105748-3. Pridobljeno s: ftp://ftp.fao.org/docrep/fao/010/a1171e/a1171e.pdf