| F13 National Standard Residential Building Contractor (C) 2015 | $161.98 |
| 2018 Commercial Electrical Inspector | $78.99 |
| F11 National Standard General Contractor (A) 2015 | $78.99 |
| F29 National Standard Master Mechanical Questions Workbook | $81.99 |
| 2021 Commercial Electrical Inspector | $78.99 |
| 2015 Commercial Electrical Inspector | $78.99 |