1. Roy, Donald. 1952. "Quota Restriction and Goldbricking in a Machine Shop". American Journal of Sociology.
2. Buroway, Micheal. 1979. "Organizing Consent on the Shop Floor.The Game of Making Out." Selections from Manufacturing Consent.
3. Stoner, James A.F. et al. 1995. Management ( 6th Edition). Prentice Hall Inc. New Jersey, USA.
4. Lecture notes from Dr. Stephen Appold, Department of Sociology, The National University of Singapore.
Additionally, information by interviews with the following persons: (in no particular order)
1. S/CPL (NS) Raymond Lam
2. S/CPL (NS) Lai Kok Yong
3. 3SG (NS) Eddie Foo
4. S/CPL (NS) Lee Thiam Guan
5. 2LT Micheal Yee