camebridge universituy. (1911). Encyclopaedia Britanica, Vol 21. camebridge university press.
Chicago Edition Citationcamebridge universituy. Encyclopaedia Britanica, Vol 21. London: camebridge university press, 1911.
MLA Edition Citationcamebridge universituy. Encyclopaedia Britanica, Vol 21. camebridge university press, 1911.
Warning: These citations may not always be 100% accurate.