Text ( visual ) : unmediated The rough guide to Portugal / written and researched by Jules Brown ... [et al.]. -- 14th ed. -- London : Rough Guides , 2014.1. -- 527 p. : col. ill., col. maps ; 20 cm. -- (Rough guides). -- Includes index. -- ISBN 9781409358671 ; (BB17084334) ; https://ci.nii.ac.jp/ncid/BB17084334 Other Title(s): Portugal ; Portugal : the rough guide to. -- Author Heading(s): Brown, Jules