1.
Quality Management System A Planning and Auditing Guide
by Willborn, Walter O.
ISBN: 9780831130138
List Price: $29.95
3.
Management of Quality Assurance
by Sinha, Madhav N., Willborn,...
ISBN: 9780471803102
List Price: $103.95
4.
Audit Standards A Comparative Analysis
by Willborn, Walter O.
ISBN: 9780873892353
List Price: $11.00
5.
Global Management of Quality Assurance Systems - Walter O. Willborn - Hardcover
by Willborn, Walter O.
ISBN: 9780070702929
List Price: $58.00