Fridson, M. S. (2006). Unwarranted intrusions: The case against government intervention in the marketplace. J. Wiley.
Chicago-viite (17. p.)Fridson, Martin S. Unwarranted Intrusions: The Case Against Government Intervention in the Marketplace. Hoboken, N.J.: J. Wiley, 2006.
MLA-viite (8. p.)Fridson, Martin S. Unwarranted Intrusions: The Case Against Government Intervention in the Marketplace. J. Wiley, 2006.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.