APA (7th ed.) Citation

Auden, W. H., & Pearson, N. H. (1950). Poets of the English language. [publisher not identified].

Chicago Style (17th ed.) Citation

Auden, W. H., and Norman Holmes Pearson. Poets of the English Language. [New York]: [publisher not identified], 1950.

MLA (9th ed.) Citation

Auden, W. H., and Norman Holmes Pearson. Poets of the English Language. [publisher not identified], 1950.