Citazione Stile APA (7a Edizione)

Orig, T. S. (2001). Wind-powered water pumping system bared. Manila Bulletin.

Citazione stile Chigago Style (17a edizione)

Orig, Thor S. "Wind-powered Water Pumping System Bared." Manila Bulletin 2001.

Citatione MLA (9a ed.)

Orig, Thor S. "Wind-powered Water Pumping System Bared." Manila Bulletin, 2001.