Beyer, H. O. (1917). Population of the Philippine Islands in 1916. Philippine Education Co..
Cita Chicago Style (17a ed.)Beyer, H. Otley. Population of the Philippine Islands in 1916. Manila: Philippine Education Co., 1917.
Cita MLA (8a ed.)Beyer, H. Otley. Population of the Philippine Islands in 1916. Philippine Education Co., 1917.
Precaución: Estas citas no son 100% exactas.