Jubelag, J. Country's first road train to operate in General Santos. Manila Bulletin.
Cita Chicago (17th ed.)Jubelag, Joseph. "Country's First Road Train to Operate in General Santos." Manila Bulletin .
Cita MLA (9th ed.)Jubelag, Joseph. "Country's First Road Train to Operate in General Santos." Manila Bulletin, .
Atenció: Aquestes cites poden no estar 100% correctes.