Cita APA (7a ed.)

Triggs, T. D. (1996). First certificate testbuilder: With answer key. Macmillan Heinemann.

Cita Chicago Style (17a ed.)

Triggs, Tony D. First Certificate Testbuilder: With Answer Key. Oxford: Macmillan Heinemann, 1996.

Cita MLA (9a ed.)

Triggs, Tony D. First Certificate Testbuilder: With Answer Key. Macmillan Heinemann, 1996.