The textbook Business Logistics/Supply Chain Management: Planning, Organizing, and Controlling the Supply Chain by Ronald H. Ballou
If you require a hard copy for long-term study, it is widely available from retailers:
For those interested in learning more about business logistics supply chain management, Ronald H. Ballou has made several of his publications and resources available in verified PDF format. These resources include:
Resilience: Post-pandemic, businesses are using Ballou’s theories on "Supply Chain Redundancy" to protect against global disruptions.
The Evolution of Logistics and Supply Chain Management
Transportation accounts for the majority of logistics costs. Ballou breaks down the rate structures (TL vs. LTL) and the infamous "Traveling Salesman Problem" (TSP) for vehicle routing. The verified case studies in this section teach you how to consolidate shipments to save millions.