Jonathan O'Brien

Books
Glittering Prize Glittering Prize
Glittering Prize
2026
Supplier Relationship Management Supplier Relationship Management
Supplier Relationship Management
2022
Category Management in Purchasing Category Management in Purchasing
Category Management in Purchasing
2019
The Buyer's Toolkit The Buyer's Toolkit
The Buyer's Toolkit
2017
Sustainable Procurement Sustainable Procurement
Sustainable Procurement
2026
Glittering Prize Glittering Prize
Glittering Prize
2026