Country profile.
Economist Intelligence Unit (Great Britain)
London : The Economist Intelligence Unit,
c2004-
Companion publication to: Country report. Congo (Brazzaville), São Tomé and Príncipe, Guinea-Bissau, Cape Verde.
Available also online.
Country profile. São Tomé and Príncipe
Country profile. São Tomé and Príncipe, Guinea-Bissau, Cape Verde
Country report. Congo (Brazzaville), São Tomé and Príncipe, Guinea-Bissau, Cape Verde