Columbia subject headings:
Annobón (Equatorial Guinea)
Corisco (Equatorial Guinea)
Elobey Islands.
Príncipe (Sao Tome and Principe)
São Tomé Island (Sao Tome and Principe)
Harvard subject headings:
Annb́on (Equatorial Guinea)
Corisco (Equatorial Guinea)
Elobey Islands.
Príncipe (Sao Tome and Principe)
São Tomé (Sao Tome and Principe)
Princeton subject headings:
Annobón (Equatorial Guinea)
Corisco (Equatorial Guinea)
Elobey Islands.
Príncipe (Sao Tome and Principe)
São Thomé (Island) West Africa.