Cita APA (7th ed.)

Lucantoni, P., Cox, M., & Glover, B. (2001). IGCSE: English as a second language. Cambridge University.

Cita Chicago (17th ed.)

Lucantoni, Peter, Marian Cox, i Bob Glover. IGCSE: English as a Second Language. Cambridge: Cambridge University, 2001.

Cita MLA (9th ed.)

Lucantoni, Peter, et al. IGCSE: English as a Second Language. Cambridge University, 2001.