APA-viite

Collis, H. (2000). 101 American Customs: Understanding American language and culture through common practices. Illinois: Passport Books.

Chicago-tyylinen lähdeviittaus

Collis, Harry. 101 American Customs: Understanding American Language and Culture Through Common Practices. Illinois: Passport Books, 2000.

MLA-viite

Collis, Harry. 101 American Customs: Understanding American Language and Culture Through Common Practices. Illinois: Passport Books, 2000.

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