Cita APA (7a ed.)

Anderson, A., & Rugman, A. M. (1989). Subsidies in the U.S. steel industry: A new conceptual framework and literature review. [s.n.].

Cita Chicago Style (17a ed.)

Anderson, Andrew, y Alan M. Rugman. Subsidies in the U.S. Steel Industry: A New Conceptual Framework and Literature Review. [S.l.]: [s.n.], 1989.

Cita MLA (9a ed.)

Anderson, Andrew, y Alan M. Rugman. Subsidies in the U.S. Steel Industry: A New Conceptual Framework and Literature Review. [s.n.], 1989.