Arnold Keller

title	ISBN-13	year of publica- tion	other author(s)
Deutsches Notgeld. Band 7+8: Das Notgeld der deutschen Inflation 1923. Reprint	978-3-924861-86-5	2004
English Simplified, Fifth Canadian Edition Plus MyLab Writing without Pearson eText -- Access Card Package	978-0-321-99679-4	2014	Blanche Ellsworth (Late) · John A. Higgins
English Simplified, Fourth Canadian Edition	978-0-321-10154-9	2002	Blanche Ellsworth (Late) · John A. Higgins
Exercise Book for English Simplified, Fifth Canadian Edition	978-0-321-90164-4	2014	Blanche Ellsworth (Late) · John A. Higgins
Militärgeographie der Schweiz und ihrer Grenzgebiete, Sektor Oberwallis 1911	978-3-8334-2817-3	2005	Georg Imhof
The Practical Technical Writer: Planning and Producing Documents	978-0-321-10012-2	2003
The Practical Technical Writer: Planning and Producing Documents- Professional Review Copy	978-0-321-23501-5	2003
When Machines Teach: Designing Computer Courseware	978-0-06-043591-2	1987