Deismireacht APA

Gerber, P. L. (1966). Robert Frost. New York: Twayne Publishers, Inc.

Trích dẫn kiểu Chicago

Gerber, Philip L. Robert Frost. New York: Twayne Publishers, Inc, 1966.

Deismireacht MLA

Gerber, Philip L. Robert Frost. New York: Twayne Publishers, Inc, 1966.

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