ICAO's policies on charges for airports and air navigation services.
International Civil Aviation Organization.
Montreal, Quebec : International Civil Aviation Organization,
c2001.
"Approved by the Council on 22 June 1992, at the 14th meeting of its 136th session, and amended by it on 8 December 2000, at the 18th meeting of its 161st session."
Doc 9082/6.
International Civil Aviation Organization
Aeronautics
Airports
Aeronautics, Commercial