APA
Cohen H., . (1969). Landmarks of american writing. Voice of America Forum Lectures, America: .
Chicago
Cohen Henning, . 1969. Landmarks of american writing. Voice of America Forum Lectures, America: .
Harvard
Cohen H., . (1969). Landmarks of american writing. Voice of America Forum Lectures, America: .
MLA
Cohen Henning, . Landmarks of american writing. Voice of America Forum Lectures, America: . 1969.