ALLEN JOSEPH. (1979). EFFECTIVE BUSINESS COMMUNICATION A PRATICAL GUIDE. GOODYEAR.
芝加哥风格引文ALLEN JOSEPH. EFFECTIVE BUSINESS COMMUNICATION A PRATICAL GUIDE. CALIFORNIA: GOODYEAR, 1979.
MLA引文ALLEN JOSEPH. EFFECTIVE BUSINESS COMMUNICATION A PRATICAL GUIDE. GOODYEAR, 1979.
警告：这些引文格式不一定是100％准确.