(2010). The new encyclopaedia Britannica: Propaedia outline of knowledge: Guide to the Britanica (15th ed.). Encyclopaedia Britanica Inc..
Chicago Style (17. basım) AtıfThe New Encyclopaedia Britannica: Propaedia Outline of Knowledge: Guide to the Britanica. 15th ed. Chicago: Encyclopaedia Britanica Inc., 2010.
MLA (9th ed.) AtıfThe New Encyclopaedia Britannica: Propaedia Outline of Knowledge: Guide to the Britanica. 15th ed. Encyclopaedia Britanica Inc., 2010.
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