GREIFFENBERG, F. [. a. (1973). English workshop. Harcort Brace Jovanovich.
芝加哥风格引文GREIFFENBERG, Fay [et al]. English Workshop. New York: Harcort Brace Jovanovich, 1973.
MLA引文GREIFFENBERG, Fay [et al]. English Workshop. Harcort Brace Jovanovich, 1973.
警告：这些引文格式不一定是100％准确.