APA (7th ed.) Citation

Wittig, J. S. (1997). William Langland revisited. Twayne Publishers.

Chicago Style (17th ed.) Citation

Wittig, Joseph S. William Langland Revisited. New York: Twayne Publishers, 1997.

MLA (9th ed.) Citation

Wittig, Joseph S. William Langland Revisited. Twayne Publishers, 1997.