APA
Allen G. W., . (1970). A reader's guide to Walt Whitman. New York: Straus & Giroux.
Chicago
Allen Gay Wilson, . 1970. A reader's guide to Walt Whitman. New York: Straus & Giroux.
Harvard
Allen G. W., . (1970). A reader's guide to Walt Whitman. New York: Straus & Giroux.
MLA
Allen Gay Wilson, . A reader's guide to Walt Whitman. New York: Straus & Giroux. 1970.