@misc{UBHD-66826714, title={Doppelblatt Landtourismus}, publisher={Aschendorff}, address={M{\"u}nster}, year={2004}, pages={[4] S.}, language={ger}, isbn={3-402-06225-9 and 3-402-06228-3 and 978-3-402-06225-8 and 978-3-402-06228-9}, library={UB [Signatur: UBN/RD 25226 G313]}, }