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Unesco Natural Resources Research Division : Geo-ecology of the mountainous regions of the tropical Americas : geo-ecologia de las regiones montanosas de las Americas tropicales : proceedings of the Unesco Mexico Symposium / edited by C.Troll.
Unesco Regional Seminar On The Movable Cultural Property Convention 198 : Protection or plunder? : safeguarding the future of our cultural heritage : papers of the Unesco Regional Seminar on the Movable Cultural Property Convention, Brisbane, Australia, 1986 / edited by Lyndel V. Prott and James Specht.
Unesco Scientific Committee On Oceanic Research : Opportunities and problems in satellite measurements of the sea : report of SCOR Working Group 70 / editor : J.F.R. Gower; co-editor : J.R. Apel.
Unesco Turkiye Milli Komisyonu : Media and ethics : international symposium : Ankara, 3-4 November 2006 : speeches and final report / organized by Turkish National Commission for UNESCO, The Scientific and Technological Research Council of Turkey and Gazi University.
Unflad Ludwig : Die Schiller-Literatur in Deutschland bibliographische Zusammenstellung / bearb. von L. Unflad.
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Unfried Martin : The Common Agricultural Policy and the environmental challenge : instruments, problems and opportunities from different perspectives / edited by Pavlos D. Pezaros, Martin Unfried.
2002
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Ungar E E : Structure-borne sound : structural vibrations and sound radiation at audio frequencies / L. Cremer, M. Heckl ; translated and revised by E.E. Ungar.