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.
Citazione stile Chigago Style (17a edizione)Philippine. Department of Commerce and Police e John R. Arnold. The Philippines, the Land of Palm and Pine: An Official Guide and Hand Book. [Manila]: General Books, 1912.
Citatione MLA (9a ed.)Philippine. Department of Commerce and Police e John R. Arnold. The Philippines, the Land of Palm and Pine: An Official Guide and Hand Book. General Books, 1912.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.