Albery, D., Cunningham, S., & Moor, P. (2005). New Cutting Edge: Upper intermediate. Teachers resource book (2 ed.). Pearson Education.
Cita Chicago Style (17a ed.)Albery, David, Sarah Cunningham, y Peter Moor. New Cutting Edge: Upper Intermediate. Teachers Resource Book. 2 ed. Essex: Pearson Education, 2005.
Cita MLA (9a ed.)Albery, David, et al. New Cutting Edge: Upper Intermediate. Teachers Resource Book. 2 ed. Pearson Education, 2005.
Precaución: Estas citas no son 100% exactas.