Steinbeck, J. (1993). The Grapes of Wrath. London: David Campbell.
Trích dẫn kiểu ChicagoSteinbeck, John. The Grapes of Wrath. London: David Campbell, 1993.
MLA citiranjeSteinbeck, John. The Grapes of Wrath. London: David Campbell, 1993.
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