Doganis, R. (2001). The airline business in the twenty-first century. Routledge.
Cita Chicago Style (17a ed.)Doganis, Rigas. The Airline Business in the Twenty-first Century. London [etc.]: Routledge, 2001.
Cita MLA (9a ed.)Doganis, Rigas. The Airline Business in the Twenty-first Century. Routledge, 2001.
Precaución: Estas citas no son 100% exactas.