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.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippine. Department of Commerce and Police و John R. Arnold. The Philippines, the Land of Palm and Pine: An Official Guide and Hand Book. [Manila]: General Books, 1912.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippine. Department of Commerce and Police و John R. Arnold. The Philippines, the Land of Palm and Pine: An Official Guide and Hand Book. General Books, 1912.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.