Philippines. Board of Public Utility Commissioners. (1916). Reports of the Board of Public Utility Commissioners of the Philippine Islands. Bureau of Printing.
Chicago-referens (17:e uppl.)Philippines. Board of Public Utility Commissioners. Reports of the Board of Public Utility Commissioners of the Philippine Islands. Manila: Bureau of Printing, 1916.
MLA-referens (9:e uppl.)Philippines. Board of Public Utility Commissioners. Reports of the Board of Public Utility Commissioners of the Philippine Islands. Bureau of Printing, 1916.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.