• Purchasing and supply management by Victor H. Pooler.
• Supply Chain Management by Chopra and Meindl.
• Purchasing and supply Chain Management by Robert M. Monczka, Robert B. Handfield, Larry C.Giunipero, and James L. Patterson.
• Negotiating Agreement without giving in by Roger Fisher.
• Transportation: A supply chain Perspective by John J. Cople.
• Essential of Supply Chain Management by Michael H. Hughes.
• Collaborative Planning, Forecasting & Replacement by Dirk Seifert.
• Essential of Inventory Management by Max Muller.
• Purchasing and supplying by Michael R.Leenders.
• The supply-Based Advantage by Stephan C. Rogers
• Entrepreneurship Development Small Business Enterprise –Charantsnath Pearson.
• Entrepreneurship –Hisrich, P.Peters, Shepherd –Mogrew Hill.
• Entrepreneurship Bringer Island –Pearson.