APA aipamena

(2000). Landmarks of American language and linguistics. Washington, D.C: United States Department of State.

Chicago Style aipamena

Landmarks of American Language and Linguistics. Washington, D.C: United States Department of State, 2000.

MLA aipamena

Landmarks of American Language and Linguistics. Washington, D.C: United States Department of State, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.