Cita APA (7a ed.)

Collins, V. H. (1978). A book of English idioms. Longman.

Cita Chicago Style (17a ed.)

Collins, V. H. A Book of English Idioms. London: Longman, 1978.

Cita MLA (8a ed.)

Collins, V. H. A Book of English Idioms. Longman, 1978.