Spolsky, Joel. “The Law of Leaky Abstractions.” Joel on Software, 11 Nov. 2002. .
Sprangers, Chris “Verkeer zonder regels is veiliger” . January 11, 2007 Intermediair.
Stacey, Ralph D. Strategic Management and Organisational Dynamics: The Challenge of Complexity, First Edition. Upper Saddle River: Prentice Hall, 2000 (b).
Stacey, Ralph D. et.al. Complexity and Management. New York: Routledge, 2000 (a).
Stack, Jack. The Great Game of Business. Oxford Oxfordshire: Oxford University Press, 1994.
Stallard, Michael L. Fired Up or Burned Out. Nashville: Thomas Nelson, 2007.
Starcevich, Matt M. “Coach, Mentor: Is there a difference.” . Center for Coaching & Mentoring. 2009. “The State of Agile Development Survey 2009” Version One, August, 2009. .
Stephenson, Karen. Quantum Theory of Trust. Harlow: Pearson Education Ltd, 2005.
Sterling, Chris. “Focus on Value: How to create value-driven user stories.” .
Strogatz, Steven. Sync. New York: Theia, 2003.
Testa, Louis. Growing Software. San Francisco: No Starch Press, 2009.
Thomas, Kenneth. Intrinsic Motivation at Work. San Francisco: Berrett-Koehler Publishers, 2000.
Van Vugt, Mark. “Triumph of the Commons” New Scientist. 22 August 2009.
Wailgum, Thomas “The Best Way to Implement Agile Development Processes: Your Own Way” CIO.com. May 21, 2007.
Waldrop, M. Complexity. New York: Simon & Schuster, 1992.
Wallis, Steven E. “The Complexity of Complexity Theory: An Innovative Analysis” E: CO Vol. 11, Issue 4, 2009.
Webb, Richard. “I want what she wants” New Scientist. 20/27. December 2007.
Weinberg, Gerald. An Introduction to General Systems Thinking: Silver Anniversary Edition. New York: Dorset House, 2001.
Weinberg, Gerald. Quality Software Management. New York: Dorset House Pub, 1992.
Wilson, James Q. and George L. Kelling “Broken Windows.” . The Atlantic Monthly. March 1982.
Wolfram, Stephen. “Universality and Complexity in Cellular Automata” Physica D, January 10, 1984, 1–35.
