Encyclopedia Americana Corporation. (1988). Encyclopedia americana(Vol.21). Grolier.
Chicago Edition CitationEncyclopedia Americana Corporation. Encyclopedia Americana(Vol.21). Danbury: Grolier, 1988.
MLA Edition CitationEncyclopedia Americana Corporation. Encyclopedia Americana(Vol.21). Grolier, 1988.
Warning: These citations may not always be 100% accurate.