Cita APA (7a ed.)

Verney, D. V. (1959). The analysis of political systems. Routledge & Kegan Paul Ltd.

Cita Chicago Style (17a ed.)

Verney, Douglas V. The Analysis of Political Systems. London: Routledge & Kegan Paul Ltd, 1959.

Cita MLA (9a ed.)

Verney, Douglas V. The Analysis of Political Systems. Routledge & Kegan Paul Ltd, 1959.