Gonzales, I. Ayala unit takes control of US solar firm. The Philippine Star.
Cita Chicago (17th ed.)Gonzales, Iris. "Ayala Unit Takes Control of US Solar Firm." The Philippine Star .
Cita MLA (9th ed.)Gonzales, Iris. "Ayala Unit Takes Control of US Solar Firm." The Philippine Star, .
Atenció: Aquestes cites poden no estar 100% correctes.