Cita APA (7a ed.)
Clare, A., & Wilson, J. (2011). Speakout: Preintermediate workbook with key. Pearson.
Cita Chicago Style (17a ed.)
Clare, Antonia, y J.J Wilson. Speakout: Preintermediate Workbook with Key. [s.l.]: Pearson, 2011.
Cita MLA (9a ed.)
Clare, Antonia, y J.J Wilson. Speakout: Preintermediate Workbook with Key. Pearson, 2011.
Precaución: Estas citas no son 100% exactas.