1.
The Great ideas today. Chicago, London, Toronto, Geneva: W. Benton, Encyclopaedia Britannica; 1972.
The Great ideas today. Chicago, London, Toronto, Geneva : W. Benton, Encyclopaedia Britannica, 18 avril 1972
Bird Otto. (1972). The Great ideas today.: 5. W. Benton, Encyclopaedia Britannica.
Style de citation MLA (8e éd.)Bird Otto. The Great Ideas Today.: 5. W. Benton, Encyclopaedia Britannica, 1972.
Attention : ces citations peuvent ne pas être correctes à 100%.