?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Van+Asseldonk%2C+Drs.+Tedje&rft.aulast=Van+Asseldonk&rft.aufirst=Tedje&rft.date=2006&rft.title=Herbal+folk+remedies+for+animal+health+in+the+Netherlands&rft.genre=proceeding