Cita APA

Gray, R. (1980). Robert Penn Warren, a collection of critical essays. Prentice-Hall.

Chicago Edition Citation

Gray, Richard. Robert Penn Warren, a Collection of Critical Essays. Englewood Cliffs, N. J.: Prentice-Hall, 1980.

Cita MLA

Gray, Richard. Robert Penn Warren, a Collection of Critical Essays. Prentice-Hall, 1980.