APA aipamena

Werner, P. K. (2007). Interactions 2: Grammar. New York: McGraw-Hill Contemporary.

Chicago Style aipamena

Werner, Patricia K. Interactions 2: Grammar. New York: McGraw-Hill Contemporary, 2007.

MLA aipamena

Werner, Patricia K. Interactions 2: Grammar. New York: McGraw-Hill Contemporary, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.