Cita APA (7th ed.)
Latham-Koenig C, Oxenden C, Lowy A, & Garcia B. M. English File: English File. СКФУ.
Cita Chicago (17th ed.)Latham-Koenig C, Oxenden C, Lowy A, i Garcia B. M. English File: English File. СКФУ.
Cita MLA (8th ed.)Latham-Koenig C, et al. English File: English File. СКФУ.
Atenció: Aquestes cites poden no estar 100% correctes.