APA

Aspinall T., Capel A., . (1999). Advanced Masterclass. CAE. Oxford: Oxford University Press.

Chicago

Aspinall T, Capel A, . 1999. Advanced Masterclass. CAE. Oxford: Oxford University Press.

Harvard

Aspinall T., Capel A., . (1999). Advanced Masterclass. CAE. Oxford: Oxford University Press.

MLA

Aspinall T, Capel A, . Advanced Masterclass. CAE. Oxford: Oxford University Press. 1999.