(1975). The new encylopedia britannica in 30 Volumes. Encyclopedia britannica, Inc.
芝加哥风格引文The New Encylopedia Britannica in 30 Volumes. London: Encyclopedia britannica, Inc, 1975.
MLA引文The New Encylopedia Britannica in 30 Volumes. Encyclopedia britannica, Inc, 1975.
警告:这些引文格式不一定是100%准确.