Philippine. Department of Commerce and Police & Arnold, J. R. (1912). The Philippines, the land of palm and pine: An official guide and hand book. General Books.
Chicago-referens (17:e uppl.)Philippine. Department of Commerce and Police och John R. Arnold. The Philippines, the Land of Palm and Pine: An Official Guide and Hand Book. [Manila]: General Books, 1912.
MLA-referens (9:e uppl.)Philippine. Department of Commerce and Police och John R. Arnold. The Philippines, the Land of Palm and Pine: An Official Guide and Hand Book. General Books, 1912.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.