APA

Duffey B. I., . (1978). Poetry in America: expression and its values in the times of Bryant, Whitman, and Pound. Durham, N.C: Duke University Press.

Chicago

Duffey Bernard I, . 1978. Poetry in America: expression and its values in the times of Bryant, Whitman, and Pound. Durham, N.C: Duke University Press.

Harvard

Duffey B. I., . (1978). Poetry in America: expression and its values in the times of Bryant, Whitman, and Pound. Durham, N.C: Duke University Press.

MLA

Duffey Bernard I, . Poetry in America: expression and its values in the times of Bryant, Whitman, and Pound. Durham, N.C: Duke University Press. 1978.