APA (7th ed.) Citation

Beardsley, A. V., Maas, H., Duncan, J. L., & Good, W. G. (1971). The letters of Aubrey Beardsley. Cassell.

Chicago Style (17th ed.) Citation

Beardsley, Aubrey Vincent, Henry Maas, J. L. Duncan, and W. G. Good. The Letters of Aubrey Beardsley. London: Cassell, 1971.

MLA (9th ed.) Citation

Beardsley, Aubrey Vincent, et al. The Letters of Aubrey Beardsley. Cassell, 1971.