Cunningham, S. (1999). Cutting edge: Student's Book. Harlow: Longman.
Chicago Style CitationCunningham, Sarah. Cutting Edge: Student's Book. Harlow: Longman, 1999.
Cita MLACunningham, Sarah. Cutting Edge: Student's Book. Harlow: Longman, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.