APA (7th ed.) Citation

Gulland, D. M., & Hinds-Howell, D. (1986). The Penguin dictionary of English idioms. Penguin.

Chicago Style (17th ed.) Citation

Gulland, Daphne M., and David Hinds-Howell. The Penguin Dictionary of English Idioms. Wrights Lane London, Eng: Penguin, 1986.

MLA (9th ed.) Citation

Gulland, Daphne M., and David Hinds-Howell. The Penguin Dictionary of English Idioms. Penguin, 1986.