(2005). Landmarks of American language and linguistics. Washington, D.C: United States Department of State.
Trích dẫn kiểu ChicagoLandmarks of American Language and Linguistics. Washington, D.C: United States Department of State, 2005.
MLA引文Landmarks of American Language and Linguistics. Washington, D.C: United States Department of State, 2005.
警告:這些引文格式不一定是100%准確.