Cita APA (7a ed.)

Haase, C., & Orlova, N. (2014). ELT: Harmony and diversity. Cambridge Scholars Publishing.

Cita Chicago Style (17a ed.)

Haase, Christoph, y Natalia Orlova. ELT: Harmony and Diversity. Newcastle upon Tyne, [England]: Cambridge Scholars Publishing, 2014.

Cita MLA (8a ed.)

Haase, Christoph, y Natalia Orlova. ELT: Harmony and Diversity. Cambridge Scholars Publishing, 2014.