APA (7th ed.) Citation

Collis, H., & Risso, M. (1993). Hundred and one american English idioms: Understanding and speaking. English like an American. Passport Books.

Chicago Style (17th ed.) Citation

Collis, Harry, and Mario Risso. Hundred and One American English Idioms: Understanding and Speaking. English like an American. Lincolnwood, Illinois: Passport Books, 1993.

MLA (9th ed.) Citation

Collis, Harry, and Mario Risso. Hundred and One American English Idioms: Understanding and Speaking. English like an American. Passport Books, 1993.