| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Elements of plane and spherical trigonometry | 978-1-4297-7733-9 (1-4297-7733-8) | 2009 |
| Methods for Earthwork Computations: -1908 | 978-1-112-22875-9 (1-112-22875-6) | 2009 |
C C · C. Charles · C. W. · Charles W. · W.C. · W.W.