Robert Frost. (1975). The poetry of Robert Frost: The collected poems, complete and unabridged. New York: Henry Holt and Co.
Trích dẫn kiểu ChicagoRobert Frost. The Poetry of Robert Frost: The Collected Poems, Complete and Unabridged. New York: Henry Holt and Co, 1975.
Trích dẫn MLARobert Frost. The Poetry of Robert Frost: The Collected Poems, Complete and Unabridged. New York: Henry Holt and Co, 1975.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.