J. L. · John I. Levenhagen · John L.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| HVAC Controls and Systems | 978-0-07-037509-3 (0-07-037509-7) | 1993 | Donald Spethmann |
| HVAC Control System Design Diagrams | 978-0-07-038129-2 (0-07-038129-1) | 1998 | |