Philippine Islands. Department of Commerce and Police & Arnold, J. R. (1912). The Philippines, the land of palm and pine: An official guide and hand book. Bureau of Print.
Citazione stile Chigago Style (17a edizione)Philippine Islands. Department of Commerce and Police e John R. Arnold. The Philippines, the Land of Palm and Pine: An Official Guide and Hand Book. [Manila: Bureau of Print, 1912.
Citatione MLA (9a ed.)Philippine Islands. Department of Commerce and Police e John R. Arnold. The Philippines, the Land of Palm and Pine: An Official Guide and Hand Book. Bureau of Print, 1912.
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