Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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