1.
The Great ideas today. Chicago, London, Toronto, Geneva: W. Benton, Encyclopaedia Britannica; 1970.
The Great ideas today.. Chicago, London, Toronto, Geneva : W. Benton, Encyclopaedia Britannica, 26 avril 1970
Bird Otto. (1970). The Great ideas today..: 3. W. Benton, Encyclopaedia Britannica.
MLA (8th ed.) CitationBird Otto. The Great Ideas Today..: 3. W. Benton, Encyclopaedia Britannica, 1970.
Warning: These citations may not always be 100% accurate.