Cita APA (7th ed.)

Ronda, R. A. Eco-friendly septic system installed in Siargao. IN Science & Business. The Philippine Star.

Cita Chicago (17th ed.)

Ronda, Rainier Allan. "Eco-friendly Septic System Installed in Siargao. IN Science & Business." The Philippine Star .

Cita MLA (9th ed.)

Ronda, Rainier Allan. "Eco-friendly Septic System Installed in Siargao. IN Science & Business." The Philippine Star, .

Atenció: Aquestes cites poden no estar 100% correctes.