Butler, A.S. (1996, October). Taking Meetings by Storm. Management Review, 85(10), 24.
Carlsson, M. (2015). Strategic Sourcing and Category Management: Lessons Learned at IKEA. London. Kogan Page Limited.
Cordell, A. & Thompson, I. (2018). The Procurement Models Handbook. 3rd edition. Oxon: Routledge.
Cox, A. (2014). Sourcing Portfolio Analysis: Power Positioning Tools for Category Management & Strategic Sourcing. London: Earlsgate Press.
Cox, A., Ireland, P., Lonsdale, C., Sanderson, J. & Watson, G. (2002). Supply Chains, Markets and Power. London: Routledge.
Deming, W.E. (1998). Out of the Crisis. Cambridge, MA: MIT Press 2000.
Daft, R.L. & Lengel, R.H. (1998). Fusion Leadership: Unlocking the Subtle Forces That Change People and Organisations. San Francisco: Berrett-Koehler Publishers Inc.
George, M.L. (2003). Lean Six Sigma for Service. New York: The McGraw-Hill Companies.
Ishikawa, K. (2012). Introduction to Quality Control. New York: Springer.
Johnson, G., Whittington, R., Scholes, K., Angwin, D. & Regnér, P. (2014). Exploring Strategy: Text and Cases. 10th edition. Harlow: Pearson.
Kotter, J.P. (1999). John P. Kotter on What Leaders Really Do. Cambridge, MA: President and Fellows of Harvard College/John Kotter.
Kraljic, P. (1983). Purchasing Must Become Supply Management. Harvard Business Review, 61(5), September–October, 109–117.
Massin, J.-P. (2012) http://sourcing-and-procurement.com/
Mendelow, A. (1991). Proceedings of the Second International Conference on Information Systems. Cambridge, MA: SMIS.
Nielsen, A.C. (2006). Consumer-Centric Category Management: How to Increase Profits by Managing Categories Based on Consumer Needs. Hoboken, NJ: John Wiley & Sons Inc.
O’Brien, J. (2015). Category Management in Purchasing: A Strategic Approach to Maximize Business Profitability. 3rd edition. London: Kogan Page Limited.
Porter, M.E. (1980). Competitive Strategy: Techniques for Analysing Industries & Competitors. New York: The Free Press.
Porter, M.E. (1985). Competitive Advantage: Creating and Sustaining Superior Performance. New York: The Free Press.
Project Management Institute. (2017). A Guide to the Project Management Body of Knowledge (PMBOK® Guide). 6th edition. Newtown Square, PA: Project Management Institute, Inc.
Schuh, C., Raudabaugh, J.L., Kromoser, R., Strohmer, M.F. & Triplat, A. (2012). The Purchasing Chessboard: 64 Methods to Reduce Costs and Increase Value With Suppliers. 2nd edition. London: Springer.
Steele, P.T. & Court, B.H. (1996). Profitable Purchasing Strategies. Singapore: McGraw-Hill.
Taylor, M. (2013). Who Killed Category Management: What Every Salesperson, Marketeer, Retailer and Shopper Needs to Know About Retail Shopper Management. Charleston, SC: CreateSpace.
Tuckman, B. (1965). Developmental Sequence in Small Groups. Psychological Bulletin, 63, 384–399.
Van Weele, A.J. (2014). Purchasing and Supply Chain Management. 6th edition. Hampshire: Cengage Learning EMEA.