Steinbeck, J. (2006). The Grapes of wrath. New York: Penguin Books.
Trích dẫn kiểu ChicagoSteinbeck, John. The Grapes of Wrath. New York: Penguin Books, 2006.
Deismireacht MLASteinbeck, John. The Grapes of Wrath. New York: Penguin Books, 2006.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.