एपीए उद्धरण

Collis, H., & Kohl, J. (1999). 101 American customs: Understanding American language and culture through common practices. Lincolnwood: Passport Books.

शिकागो स्टाइल उद्धरण

Collis, Harry, और Joe Kohl. 101 American Customs: Understanding American Language and Culture Through Common Practices. Lincolnwood: Passport Books, 1999.

एमएलए उद्धरण

Collis, Harry, और Joe Kohl. 101 American Customs: Understanding American Language and Culture Through Common Practices. Lincolnwood: Passport Books, 1999.