The market for international congresses

Dades bibliogràfiques
Autor principal:	Gess, Karol N.
Autor corporatiu:	Geither International, Inc, United States. Travel Service. Office of Research and Analysis
Format:	Llibre
Idioma:	English
Publicat:	Washington U.S. Govt. Print. Off. 1975.
Matèries:	Tourist trade. Congresses and conventions > Economic aspects.