Cita APA (7a ed.)
Cunningham, S., & Moor, P. (1999). Cutting Edge.Upper Intermediate.: Students' book. Longman Group UK.
Cita Chicago Style (17a ed.)
Cunningham, Sarah, y Peter Moor. Cutting Edge.Upper Intermediate.: Students' Book. Harlow: Longman Group UK, 1999.
Cita MLA (9a ed.)
Cunningham, Sarah, y Peter Moor. Cutting Edge.Upper Intermediate.: Students' Book. Longman Group UK, 1999.
Precaución: Estas citas no son 100% exactas.