Cita APA (7th ed.)

Shepherd, W. G. (1990). The economics of industrial organization (3rd ed.). Prentice Hall.

Cita Chicago (17th ed.)

Shepherd, William G. The Economics of Industrial Organization. 3rd ed. Englewood Cliffs, N.J: Prentice Hall, 1990.

Cita MLA (9th ed.)

Shepherd, William G. The Economics of Industrial Organization. 3rd ed. Prentice Hall, 1990.