Cita APA (7a ed.)

Hawtrey, R. (1949). Western european union: Implications for the United Kingdom. Royal institute of international affairs.

Cita Chicago Style (17a ed.)

Hawtrey, R.G. Western European Union: Implications for the United Kingdom. London: Royal institute of international affairs, 1949.

Cita MLA (8a ed.)

Hawtrey, R.G. Western European Union: Implications for the United Kingdom. Royal institute of international affairs, 1949.