Cita APA (7th ed.)

Yap, H. L. (2025). What is cost estimation and why is it important? Philippine Star.

Cita Chicago (17th ed.)

Yap, Henry L. "What Is Cost Estimation and Why Is It Important?" Philippine Star 2025.

Cita MLA (9th ed.)

Yap, Henry L. "What Is Cost Estimation and Why Is It Important?" Philippine Star, 2025.