Grolier International. (1987). Grolier academic encyclopedia: Vol : 16. Grolier International, Academic American.
Chicago Style (17. basım) AtıfGrolier International. Grolier Academic Encyclopedia: Vol : 16. USA: Grolier International, Academic American, 1987.
MLA (9th ed.) AtıfGrolier International. Grolier Academic Encyclopedia: Vol : 16. Grolier International, Academic American, 1987.
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