Wood, F. (1981). Current English Usage. Macmillan.
芝加哥风格引文Wood, Freederick. Current English Usage. London: Macmillan, 1981.
MLA引文Wood, Freederick. Current English Usage. Macmillan, 1981.
警告：这些引文格式不一定是100％准确.
APA引文
Wood, F. (1981). Current English Usage. Macmillan.
芝加哥风格引文Wood, Freederick. Current English Usage. London: Macmillan, 1981.
MLA引文Wood, Freederick. Current English Usage. Macmillan, 1981.