Cover image not available
"British Overseas Trade Board" - T.p.
"Produced for the Department of Trade and Industry by the Commercial Department, British Embassy, Lisbon" - Colophon.
Cover title.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Portugal. Published by DTI in 1990. Publication and catalogue information, links to buy online and reader comments.