Amer Technical Pub · Nabu Press
| title | ISBN-13 | year of publication |
|---|---|---|
| Indigestion Curable: A Treatise On Derangement of the Liver and Digestive Organs | 978-1-146-07915-0 | 2010 |
| Technical Certification for Refrigerants | 978-0-8269-0698-4 | 2009 |
| Technician Certification for Refrigerant | 978-0-8269-0696-0 | 2004 |
| Technician Certification for Refrigerants | 978-0-8269-0726-4 | 2015 |