Littell, J. (1984). Building english skills: Green level. McDougal , littell & Co.
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Chicago Style (17th ed.) Citation
Littell, Joy. Building English Skills: Green Level. New York: McDougal , littell & Co, 1984.
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MLA引文
Littell, Joy. Building English Skills: Green Level. McDougal , littell & Co, 1984.
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警告：這些引文格式不一定是100％准確.