APA (7th ed.) Citation

Tennyson, A. T., & Gray, J. M. (1996). Idylls of the king. Penguin Books.

Chicago Style (17th ed.) Citation

Tennyson, Alfred Tennyson, and James Martin Gray. Idylls of the King. London: Penguin Books, 1996.

MLA (9th ed.) Citation

Tennyson, Alfred Tennyson, and James Martin Gray. Idylls of the King. Penguin Books, 1996.