International Air Transport Association. (2000). BSP Manual for agents effective 1 December 2000. The Association.
Cita Chicago Style (17a ed.)International Air Transport Association. BSP Manual for Agents Effective 1 December 2000. Montreal: The Association, 2000.
Cita MLA (9a ed.)International Air Transport Association. BSP Manual for Agents Effective 1 December 2000. The Association, 2000.
Precaución: Estas citas no son 100% exactas.