Shepherd, W. G. (1990). The economics of industrial organization (Third edition.). Prentice Hall International, Inc.
Chicago-referens (17:e uppl.)Shepherd, William G. The Economics of Industrial Organization. Third edition. Englewood Cliffs, New Jersey: Prentice Hall International, Inc, 1990.
MLA-referens (9:e uppl.)Shepherd, William G. The Economics of Industrial Organization. Third edition. Prentice Hall International, Inc, 1990.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.