Cita APA (7th ed.)

Plath, S., & Hughes, T. (1981). The collected poems (First U.S. edition.). Harper & Row.

Cita Chicago (17th ed.)

Plath, Sylvia, i Ted Hughes. The Collected Poems. First U.S. edition. New York: Harper & Row, 1981.

Cita MLA (9th ed.)

Plath, Sylvia, i Ted Hughes. The Collected Poems. First U.S. edition. Harper & Row, 1981.