Shultz, G. P. (1966). Guidelines, informal controls, and the market place: Policy choices in a full employment economy. Univ. of Chicago.
Chicago-referens (17:e uppl.)Shultz, George P. Guidelines, Informal Controls, and the Market Place: Policy Choices in a Full Employment Economy. Chiago: Univ. of Chicago, 1966.
MLA-referens (9:e uppl.)Shultz, George P. Guidelines, Informal Controls, and the Market Place: Policy Choices in a Full Employment Economy. Univ. of Chicago, 1966.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.