Guide students step-by-step through effective managing all supply chain activities with Wisner/Tan/Leong's PRINCIPLES OF SUPPLY CHAIN MANAGEMENT: A BALANCED APPROACH, 6E. This unique text discusses supply management from four foundational perspectives: purchasing, operations, logistics and process integration. This balanced view varies significantly from other supply chain management texts that concentrate on only one area. Updated references keep content current as students examine how supply chain management impacts all areas and processes of the firm and its supply chain trading partners. Comprehensive content addresses real concerns in domestic and global supply chains, while well-organized chapters, new profiles, new end-of-chapter cases and continuing cases demonstrate supply chain management at work in today's firms. MindTap digital resources further equip current or future managers with the practices to improve their firms' competitive positions.