Cita APA (7a ed.)

Olson, C., & Creeley, R. (1966). Selected writings of Charles Olson. New Directions.

Cita Chicago Style (17a ed.)

Olson, Charles, y Robert Creeley. Selected Writings of Charles Olson. New York: New Directions, 1966.

Cita MLA (9a ed.)

Olson, Charles, y Robert Creeley. Selected Writings of Charles Olson. New Directions, 1966.