Orig, T. S. (2001). Wind-electric water pumping is good for Visayas, says firm. Manila Bulletin.
Cita Chicago Style (17a ed.)Orig, Thor S. "Wind-electric Water Pumping Is Good for Visayas, Says Firm." Manila Bulletin 2001.
Cita MLA (9a ed.)Orig, Thor S. "Wind-electric Water Pumping Is Good for Visayas, Says Firm." Manila Bulletin, 2001.
Precaución: Estas citas no son 100% exactas.