Style de citation APA (7e éd.)

Steinbeck, J. (2001). The grapes of wrath: Level 5. Pearson Education ; Penguin books.

Style de citation Chicago (17e éd.)

Steinbeck, John. The Grapes of Wrath: Level 5. Harlow : [London]: Pearson Education ; Penguin books, 2001.

Style de citation MLA (8e éd.)

Steinbeck, John. The Grapes of Wrath: Level 5. Pearson Education ; Penguin books, 2001.