APA-viite (7. p.)
Romanistentag Vienna, Austria, ebrary, Inc, Dufter, A., & Jacob, D. (2009). Focus and background in Romance languages. John Benjamins Pub. Company.
Chicago-viite (17. p.)
Romanistentag Vienna, Austria, Inc ebrary, Andreas Dufter, ja Daniel Jacob. Focus and Background in Romance Languages. Philadelphia: John Benjamins Pub. Company, 2009.
MLA-viite (9. p.)
Romanistentag Vienna, Austria, et al. Focus and Background in Romance Languages. John Benjamins Pub. Company, 2009.
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