-
1781
-
1782
-
1783
-
1784
-
1785
-
1786
-
1787
-
1788
When money from copper stopped, mining firm turned to gold
Wydane w Philippine Daily Inquirer (1998)Artykuł -
1789
Bishops wrong on mining law. IN Questions of policies [column]
Wydane w Philippine Daily Inquirer (1998)Artykuł -
1790


