Schofield, J. (2004). Double dealing: Intermediate : teacher's book : business english course. Summertown Publishing.
Cita Chicago Style (17a ed.)Schofield, James. Double Dealing: Intermediate : Teacher's Book : Business English Course. Summertown: Summertown Publishing, 2004.
Cita MLA (9a ed.)Schofield, James. Double Dealing: Intermediate : Teacher's Book : Business English Course. Summertown Publishing, 2004.
Precaución: Estas citas no son 100% exactas.