Cita APA (7a ed.)

Birch, A. H. (2007). The concepts and theories of modern democracy (3rd ed.). Routledge.

Cita Chicago Style (17a ed.)

Birch, Anthony Harold. The Concepts and Theories of Modern Democracy. 3rd ed. London [etc.]: Routledge, 2007.

Cita MLA (9a ed.)

Birch, Anthony Harold. The Concepts and Theories of Modern Democracy. 3rd ed. Routledge, 2007.