| title | ISBN-13 (ISBN-10)  | year of publica- tion  | other author(s) | 
|---|---|---|---|
| Computer Handling of Geographical Data: An Examination of Selected Geographic Information Systems | 978-92-3-1O134O-9 (92-3-1O134O-8)  | 1976 | Roger F. Tomlinson · Duane F. Marble | 
H. C. · H.W. · Hugh Calkins · Hugh W. · W.C.