Cita APA (7a ed.)
Lansford, L. (2010). Market leader: Intermediate (3rd ed.). PEARSON/Longman/FT.
Cita Chicago Style (17a ed.)
Lansford, Lewis. Market Leader: Intermediate. 3rd ed. Harlow: PEARSON/Longman/FT, 2010.
Cita MLA (9a ed.)
Lansford, Lewis. Market Leader: Intermediate. 3rd ed. PEARSON/Longman/FT, 2010.
Precaución: Estas citas no son 100% exactas.