Citazione APA

Brooks, C., Purser, J. T., & Warren, R. P. (1975). An approach to literature (5th ed.). Prentice-Hall.

Stile di citazione Chicago

Brooks, Cleanth, John Thibaut Purser, e Robert Penn Warren. An Approach to Literature. 5th ed. Englewood Cliffs, N.J.: Prentice-Hall, 1975.

Citazione MLA

Brooks, Cleanth, et al. An Approach to Literature. 5th ed. Prentice-Hall, 1975.