Cita APA (7a ed.)

robertson, A. H. (1961). Council of europe: Its structure, function and achievements. the London institute of world affairs.

Cita Chicago Style (17a ed.)

robertson, A. H. Council of Europe: Its Structure, Function and Achievements. London: the London institute of world affairs, 1961.

Cita MLA (9a ed.)

robertson, A. H. Council of Europe: Its Structure, Function and Achievements. the London institute of world affairs, 1961.