Anker Susan. (2007). Real Skills: Sentences and Paragraphs for College, Work, and Everyday Life. U.S.A: Bedford.
Chicago-tyylinen lähdeviittausAnker Susan. Real Skills: Sentences and Paragraphs for College, Work, and Everyday Life. U.S.A: Bedford, 2007.
MLA-viiteAnker Susan. Real Skills: Sentences and Paragraphs for College, Work, and Everyday Life. U.S.A: Bedford, 2007.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.