Harris, M. (2003). Prentice Hall reference guide to grammar and usage (5th ed.). Prentice Hall.
Chicago Style (17th ed.) CitationHarris, Muriel. Prentice Hall Reference Guide to Grammar and Usage. 5th ed. Upper Saddle River, N.J: Prentice Hall, 2003.
MLA (9th ed.) CitationHarris, Muriel. Prentice Hall Reference Guide to Grammar and Usage. 5th ed. Prentice Hall, 2003.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.