United Nations Economic Commission for Europe ( UNECE ) & Working Party on Gas and Inland Transport Committee. (2003). Blue Corridor Project on the use of natural gas as a motor fuel in international freight and passenger traffic: Final report of the task force. UN.
Chicago Style (17. basım) AtıfUnited Nations Economic Commission for Europe ( UNECE ) ve Working Party on Gas and Inland Transport Committee. Blue Corridor Project on the Use of Natural Gas as a Motor Fuel in International Freight and Passenger Traffic: Final Report of the Task Force. New York ; Geneva: UN, 2003.
MLA (9th ed.) AtıfUnited Nations Economic Commission for Europe ( UNECE ) ve Working Party on Gas and Inland Transport Committee. Blue Corridor Project on the Use of Natural Gas as a Motor Fuel in International Freight and Passenger Traffic: Final Report of the Task Force. UN, 2003.