# Bookservices for the {book} macro
#
# Examples how to specify the URL. The ISBN is appended to the URL.
# Amazon.de http://www.amazon.de/exec/obidos/ASIN/
# Preistester http://www.preistester.de/cgi-bin/pt/buchs.pl?query=profi&isbn=
# Book-Butler http://book-butler.com/?evt=go&in=
