Cita APA (7th ed.)

Holtzman, A. (1966). Interest groups and lobbyng. The MacMillan.

Cita Chicago (17th ed.)

Holtzman, Abraham. Interest Groups and Lobbyng. New York: The MacMillan, 1966.

Cita MLA (9th ed.)

Holtzman, Abraham. Interest Groups and Lobbyng. The MacMillan, 1966.