Cita APA (7th ed.)

Herring, E. P. 1. (1967). Group representation before Congress. Russell & Russell.

Cita Chicago (17th ed.)

Herring, Edward Pendleton 1903. Group Representation Before Congress. New York: Russell & Russell, 1967.

Cita MLA (9th ed.)

Herring, Edward Pendleton 1903. Group Representation Before Congress. Russell & Russell, 1967.

Atenció: Aquestes cites poden no estar 100% correctes.