bookshops or the title does not appear, we ask for immediate notification. Inquiries are necessary at any time, if - there is a difference in essential details of the order or the item ordered, e.g. the ordered [...] 20 per cent and the invoiced price is € 70,00 or more. Please do not hesitate to contact us at any time, if you have any questions concerning our orders. Antiquarian acquisition We ask for antiquarian [...] cancelled. We ask for notification concerning cancellation. CD-ROM Orders for CD-ROMs (also as supplements to books) contain the following note: "Single user network licence / Technical requirements: Ability