Bibliografía (18 obras)
Portugal-- in pictures
1991
England in pictures
1990
Guatemala-- in pictures
1987
Canada-- in pictures
1976
Canada in pictures
1966
Malaysia and Singapore in pictures
Guatemala in pictures
1965
Portugal in pictures
Turkey in pictures
1964
Malaysia in pictures
Yugoslavia in pictures
1963
Hong Kong in pictures
Thailand in pictures
Alaska in pictures
1958
