APA Citation

Gummere, F. B. (1959). The popular ballad. New York: Dover Publications.

Trích dẫn kiểu Chicago

Gummere, Francis Barton. The Popular Ballad. New York: Dover Publications, 1959.

MLA Citation

Gummere, Francis Barton. The Popular Ballad. New York: Dover Publications, 1959.

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