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OPEC review : energy economics and related issues
OPEC - Oxford : Blackwell Publ.; 1976-1978: Vienna : …; … - 1.1976/77; 2.1978 - 3.1979,3; …
Persistent link: https://www.econbiz.de/10000361335
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Compendium of tourism statistics
World Tourism Organization - Madrid : World Tourism Organization - Ed. 7.1981/85(1986)-37 (2011/2015) ; damit Erscheinen …
Persistent link: https://www.econbiz.de/10000435275
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Annual report / Organization of the Petroleum Exporting Countries
OPEC - Vienna : Organization of the Petroleum Exporting …; … - 12.1977 - 14.1979; 1980 -
Persistent link: https://www.econbiz.de/10000368589
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OPEC bulletin / Organization of the Petroleum Exporting Countries : weekly digest of world press
OPEC - Vienna - [1.][19]66; Nr. 2.[19]67 - 10.1967(Nov.); Nr. …
Persistent link: https://www.econbiz.de/10000369035
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Sustainable development of tourism : an annotated bibliography
World Tourism Organization - Madrid : WTO - Nr. 1.1999 -
Persistent link: https://www.econbiz.de/10001396625
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Tourism market trends / World overview & tourism topics
World Tourism Organization - Madrid - Ed. 2001 - 2007(2008); damit Ersch. eingest.
Persistent link: https://www.econbiz.de/10001650222
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OPEC review
OPEC - Oxford : Blackwell Publ. - 1.1976 - 31.2007
Persistent link: https://www.econbiz.de/10001499826
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World oil outlook
OPEC - Vienna : OPEC Secretariat - [1.]2007 - [5.]2011; 6.2012 - 11.2017; 2018-
Persistent link: https://www.econbiz.de/10009297723
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OPEC energy review
OPEC - Oxford : Wiley-Blackwell - 32.2008 -
Persistent link: https://www.econbiz.de/10003750139
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UNWTO world tourism barometer
World Tourism Organization - Madrid - Nachgewiesen 6.2008 - 16.2018
Persistent link: https://www.econbiz.de/10003701949