Europa Publications & Twitchett, K. J. (1980). European co-operation today. Europa Publications Limited.
Style de citation Chicago (17e éd.)Europa Publications et Kenneth Joseph Twitchett. European Co-operation Today. London: Europa Publications Limited, 1980.
Style de citation MLA (9e éd.)Europa Publications et Kenneth Joseph Twitchett. European Co-operation Today. Europa Publications Limited, 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.