37.		Whither the package tour? / Victor T.C. Middleton Autor: Middleton, Victor T.C.
38.		UK outbound / Patrick Lavery Autor: Lavery, Patrick
39.		El precio de los packages turísticos en la temporada invierno 90/91 Col.autor: Espanha. Secretaría General de Turismo
40.		Los precios de los packages turísticos en la temporada verano 91 Col.autor: Espanha. Secretaría General de Turismo
41.		Satisfaction measurement in guided tours / Aviva Geva, Arieh Goldman Autor: Geva, Aviva Coautor: ; Goldman, Arieh
42.		Activity preferences and trip-planning behavior of the U.S. outbound pleasure travel market / S. R. Rao, Edward G. Thomas, Rajshekhar G. Javalgi Autor: Rao, S. R. Coautor: ; Thomas, Edward G. Javalgi, Rajshekhar G.
43.		Jordan / Nancy Cockerell Autor: Cockerell, Nancy
44.		US mature travellers market / Helga Loverseed Autor: Loverseed, Helga
45.		Legal liabilities in the european travel trade : the ec package travel directive, part 1 / John J. Downes Autor: Downes, John J.
46.		The european commission's directive on package travel, package holidays and package tours June 1990-II / Michael S. Simons Autor: Simons, Michael S.
47.		Una sfida che si gioga su molti fronti / Francesco Colucci Autor: Colucci, Francesco
48.		Legal liabilities and the travel trade : the ec package travel directive part II / John J. Downes Autor: Downes, John J.