Mugas, N. V. (2006). Pilipinas Shell reconsiders pull out from local refining business. Manila Times.
Cita Chicago (17th ed.)Mugas, Niel V. "Pilipinas Shell Reconsiders Pull Out from Local Refining Business." Manila Times 2006.
Cita MLA (9th ed.)Mugas, Niel V. "Pilipinas Shell Reconsiders Pull Out from Local Refining Business." Manila Times, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.