Παραπομπή σε μορφή APA (7η εκδ.)
Eaton, H. S. (1940). An English-French-German-Spanish word frequency dictionary: A correlation of the first six thousand words in four single-language frequency lists. Dover Publications.
Παραπομπή σε μορφή Chicago (17η εκδ.)
Eaton, Helen S. An English-French-German-Spanish Word Frequency Dictionary: A Correlation of the First Six Thousand Words in Four Single-language Frequency Lists. New York: Dover Publications, 1940.
Παραπομπή σε μορφή MLA (9th εκδ.)
Eaton, Helen S. An English-French-German-Spanish Word Frequency Dictionary: A Correlation of the First Six Thousand Words in Four Single-language Frequency Lists. Dover Publications, 1940.
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