Citazione APA

Harrison, M., & Kerr, R. (1999). CAE practice tests: Five tests for the Cambridge Certificate in Advanced English. Oxford: Oxford University Press.

Stile di citazione Chicago

Harrison, Mark., e Rosalie Kerr. CAE Practice Tests: Five Tests for the Cambridge Certificate in Advanced English. Oxford: Oxford University Press, 1999.

Citazione MLA

Harrison, Mark., e Rosalie Kerr. CAE Practice Tests: Five Tests for the Cambridge Certificate in Advanced English. Oxford: Oxford University Press, 1999.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.