The world cruise ship industry to 2000 / Tony Peisley
Estudio de los mercados turisticos emisores : el mercado norteamericano / Secretaría General de Turismo
Pelo Douro acima / Elsa de Barros
Manual of travel agency practice / Gwenda Syratt
The business of tourism / J. Christopher Holloway
Economic significance of cruise tourism / Larry Dwyer, Peter Forsyth
Foundations of tourism / Norma Polovitz Nickerson
Community action plan to assist tourism : sample studies and pilot projects / European Commission
La croisière: attentes et prestations proposées / Patrice Regnier
Communication du président de la Commission / Peter Keller