Cita APA (7a ed.)

Tumlir, J. (1985). Protectionism: : trade policy in democratic societies. American Enterprise Institute for Public Policy Research.

Cita Chicago Style (17a ed.)

Tumlir, Jan. Protectionism: : Trade Policy in Democratic Societies. Washington: American Enterprise Institute for Public Policy Research, 1985.

Cita MLA (9a ed.)

Tumlir, Jan. Protectionism: : Trade Policy in Democratic Societies. American Enterprise Institute for Public Policy Research, 1985.