John Chapman. (2002). Instructor's manual interaction; T1: Listening/ Speaking. New York: McGraw-Hill.
Chicago Style aipamenaJohn Chapman. Instructor's Manual Interaction; T1: Listening/ Speaking. New York: McGraw-Hill, 2002.
MLA aipamenaJohn Chapman. Instructor's Manual Interaction; T1: Listening/ Speaking. New York: McGraw-Hill, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.