Steinbeck, J. (1975). Grapes of wrath. Pan Books Ltd.
Chicago Edition CitationSteinbeck, John. Grapes of Wrath. London: Pan Books Ltd, 1975.
MLA引文Steinbeck, John. Grapes of Wrath. Pan Books Ltd, 1975.
警告：這些引文格式不一定是100％准確.
APA引文