Frost, R., & Untermeyer, L. (1971). Robert Frost's poems: With an introduction and commentary. Pocket Books.
Citace podle Chicago (17th ed.)Frost, Robert, a Louis Untermeyer. Robert Frost's Poems: With an Introduction and Commentary. New York: Pocket Books, 1971.
Citace podle MLA (8th ed.)Frost, Robert, a Louis Untermeyer. Robert Frost's Poems: With an Introduction and Commentary. Pocket Books, 1971.
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