Chapman, G. Cities vie to hop on super-speedy hyperloop rail. Manila Bulletin.
Cita Chicago (17th ed.)Chapman, Glenn. "Cities Vie to Hop on Super-speedy Hyperloop Rail." Manila Bulletin .
Cita MLA (9th ed.)Chapman, Glenn. "Cities Vie to Hop on Super-speedy Hyperloop Rail." Manila Bulletin, .
Atenció: Aquestes cites poden no estar 100% correctes.