Fried-Booth D. L. Diana L. (2007). FCE Practice Tests Plus 2: With key. Harlow, Longman, 2007.
Cita Chicago (17th ed.)Fried-Booth D. L. Diana L. FCE Practice Tests Plus 2: With Key. Harlow, Longman, 2007, 2007.
Cita MLA (9th ed.)Fried-Booth D. L. Diana L. FCE Practice Tests Plus 2: With Key. Harlow, Longman, 2007, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.