Citazione Stile APA (7a Edizione)

COLLINS, V. (1958). A second book of English idioms: With explanations. Longman Group.

Citazione stile Chigago Style (17a edizione)

COLLINS, V.H. A Second Book of English Idioms: With Explanations. bondon: Longman Group, 1958.

Citatione MLA (9a ed.)

COLLINS, V.H. A Second Book of English Idioms: With Explanations. Longman Group, 1958.