Webster, N. (1908). The elementary spelling book: Being an improvement on the American spelling book (The latest revised edition.). American Book Company.
Παραπομπή σε μορφή Chicago (17η εκδ.)Webster, Noah. The Elementary Spelling Book: Being an Improvement on the American Spelling Book. The latest revised edition. New York ; Cincinnati ; Chicago: American Book Company, 1908.
Παραπομπή σε μορφή MLA (8th εκδ.)Webster, Noah. The Elementary Spelling Book: Being an Improvement on the American Spelling Book. The latest revised edition. American Book Company, 1908.
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