(2005). Landmarks of American language and linguistics. Washington, D.C: United States Department of State.
Chicago-stil citatLandmarks of American Language and Linguistics. Washington, D.C: United States Department of State, 2005.
MLA-referensLandmarks of American Language and Linguistics. Washington, D.C: United States Department of State, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.