(1990). Great Books of the Western World: Vol.31 (2nd ed.). Encyclopaedia Britannica.
Chicago Edition CitationGreat Books of the Western World: Vol.31. 2nd ed. Chicago: Encyclopaedia Britannica, 1990.
MLA Edition CitationGreat Books of the Western World: Vol.31. 2nd ed. Encyclopaedia Britannica, 1990.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.