?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=O'Brian%2C+J&rft.aulast=O'Brian&rft.aufirst=J&rft.date=2006&rft.title=Developing+an+agro-forestry+system+for+production+of+a+commercial+organic+chicken+flock+focusing+on+profits+on+a+'Triple+bottom+Line'&rft.genre=proceeding