-This digital book was published by Petter Reinholdtsen in 2015 in his
-spare time, because he believe it should be available in Norwegian.
-The original hardcover paper book was published in 2004 by The Penguin
-Press.
-</para>
-
-<para>
-Typeset using the Crimson Text font and dblatex. The dblatex author
-provided valuable help in formatting the print version of this book.
-Thomas Gramstad Forlag provided the ISBN numbers.
-</para>
-
-<para>
-The source of this version of the book is written using DocBook
-notation and the other formats are derived from the DocBook source.
-The DocBook source is based on a DocBook XML version created by Hans
-Schou, and extended by Petter Reinholdtsen with formatting and index
-references. The source files for this book are available from
+The book source is in DocBook notation and the other formats are
+derived from this. The source is based on a version from Hans Schou.
+Typeset using Crimson Text and formatted using dblatex. Many thanks
+to the dblatex developer for his help. The source is available from