| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A Quick Guide to API 510 Certified Pressure Vessel Inspector Syllabus: Example Questions and Worked Answers | 978-1-84569-755-6 (1-84569-755-3) | 2010 |
| A Quick Guide to API 570 Certified Pipework Inspector Syllabus: Example Questions and Worked Answers | 978-1-84569-569-9 (1-84569-569-0) | 2009 |
C.D. · C.M. · C. Matthews · Clifford D · Clifford M. · Clifford Matthews · Dr. Clifford Matthews · M.D