Cita APA (7a ed.)

Smith, A. D. (1989). The ethnic origins of nations. Blackwell.

Cita Chicago Style (17a ed.)

Smith, Anthony David. The Ethnic Origins of Nations. Oxford [etc.]: Blackwell, 1989.

Cita MLA (9a ed.)

Smith, Anthony David. The Ethnic Origins of Nations. Blackwell, 1989.