Collins William. (2013). Collins Dictionary and Thesaurus. HarperCollins.
Chicago Edition CitationCollins William. Collins Dictionary and Thesaurus. U K: HarperCollins, 2013.
MLA Edition CitationCollins William. Collins Dictionary and Thesaurus. HarperCollins, 2013.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.