| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | 
|---|---|---|---|
| Building for Energy Conservation | 978-0-08-022120-5 (0-08-022120-3) | 1978 | Paul W. O'Callaghan | 
| Design and Management for Energy Conservation: Handbook for Energy Managers, Plant Engineers and Designers | 978-0-08-027287-0 (0-08-027287-8) | 1981 | " | 
| Energy Management | 978-0-07-707678-8 (0-07-707678-8) | 1993 | " | 
**O.C.** · O'Callaghan · P. C. · P. Callaghan · P W. · Paul C. · Paul Callaghan · Paul O. · Paul O'Callaghan · Paul W. · W.C.