Acklan, R., & Crace, A. (2003). Going for gold: Upper intermediate coursebook. Pearson Education.
Cita Chicago Style (17a ed.)Acklan, Richard, y Araminta Crace. Going for Gold: Upper Intermediate Coursebook. Harlow: Pearson Education, 2003.
Cita MLA (8a ed.)Acklan, Richard, y Araminta Crace. Going for Gold: Upper Intermediate Coursebook. Pearson Education, 2003.
Precaución: Estas citas no son 100% exactas.