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155
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Historia general y natural de las Indias / Gonzalo Fern?ndez de Oviedo ; edici?n y estudio preliminar de Juan Perez de Tudela Bueso.
- 875
- Atlas,
- 1959.
- Madrid :
-
¿Internalización o nacionalización del Canal de Panamá? : posibilidades de apertura de nuevos canales interoceánicos / por Jorge W. Villacres M.
- 876.7
- Imprenta Aguirre,
- 1964.
- Madrid :
-
Aguas subterráneas del Sahara español / Direccion general de promoción de Sahara e Instituto de estudios africanos.
- 862.1
- Consejo Superior de Investigaciones Cientificas,
- 1970.
- Madrid :
-
Agricultura y ganaderia en el Sahara español / Dirección general de promoción de Sahara e Instituto de estudios africanos.
- 862.1
- Consejo superior de investigaciones cientÃficas,
- 1971.
- Madrid :
-
Island tourism in Asia and the Pacific : a report on WTO/UNEP international conference on sustainable tourism in the islands of the Asia-Pacific region, Sanya, Island of Hainan, China, 6-8 December 2000 / [ed. and prep. by WTO's regional representation for Asia and the Pacific].
- World tourism organization (WTO),
- cop. 2001.
- Madrid :
-
Tourism challenges in the 21st century : human resource development in Asia and the Pacific : a report on the ESCAP/WTO high-level technical seminar on challenges for human resource development in tourism in the Asia-Pacific region in the new millennium, Macau 12-13 May, 1999 / [ed. by the Regional representation for Asia and the Pacific].
- World tourist organization,
- cop. 2000.
- Madrid :
-
Tourism : a catalyst for sustainable development in Africa, Abuja, Nigeria, 26-27 April 2002 = Le tourisme : catalyseur de développement durable en Afrique... / World tourism organization.
- World tourism organization (WTO),
- cop. 2002.
- Madrid :
-
Tourism and poverty alleviation : sustainable tourism can be one of the few development opportunities for the poor : let us use it wisely and soon!
- World tourism organization (WTO),
- cop. 2002.
- Madrid :
-
The economic impact of tourism in the islands of Asia and the Pacific : a report on the WTO international conference on tourism and island economies, Jeju City, Jeju province, Republic of Korea, 13-15 June 2001 / [ed. and prod. by the Regional representation for Asia and the Pacific].
- World tourism organization (WTO),
- 2002.
- Madrid :
-
Cultural heritage and tourism development : a report on the International conference on cultural tourism, Siem Reap, Cambodia, 11-13 December 2000 / [ed. and prod. by the Regional representation for Asia and the Pacific].
- World tourism organization (WTO),
- 2001.
- Madrid :