CARTSIDE,L. (1967). MODERN BUSINESS CORRESPONDENCE. E L B S.
芝加哥风格引文CARTSIDE,L. MODERN BUSINESS CORRESPONDENCE. LONDON: E L B S, 1967.
MLA引文CARTSIDE,L. MODERN BUSINESS CORRESPONDENCE. E L B S, 1967.
警告：这些引文格式不一定是100％准确.
APA引文