- E-bookISO 9001:2015 Audit Guide and ChecklistPatrick Ambrose
- E-bookIATF 16949:2016 Audit Guide and Checklist 2nd EditionPatrick Ambrose
- E-bookISO 14001:2015 Audit Guide and ChecklistPatrick Ambrose
- E-bookISO 9001:2015 and IATF 16949 RationalizedPatrick Ambrose
- E-bookEffective Operations ManagementPatrick Ambrose
- E-bookSystems Thinking and ISO 9001:2015Patrick Ambrose