APA Style

Editor: Lewis, M. Paul. (2009). Ethnologue: languages of the world (sixteenth edition). Dallas: SIL International.

Chicago Style

Editor: Lewis, M. Paul. Ethnologue: languages of the world. sixteenth edition Dallas: SIL International, 2009. Text.

MLA Style

Editor: Lewis, M. Paul. Ethnologue: languages of the world. sixteenth edition Dallas: SIL International, 2009. Text.

Turabian Style

Editor: Lewis, M. Paul. Ethnologue: languages of the world. sixteenth edition Dallas: SIL International, 2009. Print.