Shepherd, W. G. (1997). The economics of industrial organization: Analysis, markets, policies (4th ed.). Prentice Hall.
Chicago-referens (17:e uppl.)Shepherd, William G. The Economics of Industrial Organization: Analysis, Markets, Policies. 4th ed. Upper Saddle River, N.J: Prentice Hall, 1997.
MLA-referens (9:e uppl.)Shepherd, William G. The Economics of Industrial Organization: Analysis, Markets, Policies. 4th ed. Prentice Hall, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.