Cita APA (7a ed.)

Birch, A. H. (1993). The concepts and theories of modern democracy. Routledge.

Cita Chicago Style (17a ed.)

Birch, Anthony H. The Concepts and Theories of Modern Democracy. London ; New York: Routledge, 1993.

Cita MLA (9a ed.)

Birch, Anthony H. The Concepts and Theories of Modern Democracy. Routledge, 1993.