1. | International business travel : a new megamarket / by Robert CleverdonAutor: Cleverdon, Robert Data Publicação: 1985 Co col. autor sec.: EIU COTA(S): 3115 | ![]() | |
2. | International business travel 1988 / by Robert Cleverdon & Kevin O'BrienAutor: Cleverdon, Robert Data Publicação: 1988 Coautor: O Brien, Kevin Co col. autor sec.: EIU COTA(S): 4546 | ![]() |