Charles Henry Spencer Churchill · H. Spencer · Henry C. Spencer · Henry Cecil Spencer
O'Reilly Media, Inc. · Prentice Hall
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Engineering Graphics | 978-0-13-122881-8 (0-13-122881-1) | 2003 | Frederick E. Giesecke · Alva Mitchell · Ivan Hill · John T. Dygdon · James E. Novak · Robert Olin Loving |
| Managing Usenet | 978-1-56592-198-6 (1-56592-198-4) | 1998 | David Lawrence |
| Technical Drawing | 978-0-13-178446-8 (0-13-178446-3) | 2003 | Frederick Giesecke · Alva Mitchell · Ivan Hill · John Dygdon · James Novak |