Cita APA (7th ed.)

Soriano, M. A. J., & Castro, P. P. M. Assessment of the engineering aspects of the Ifugao Rice Terraces. Philippine Engineering Journal.

Cita Chicago (17th ed.)

Soriano, Mark A. Jr, i Peter Paul M. Castro. "Assessment of the Engineering Aspects of the Ifugao Rice Terraces." Philippine Engineering Journal .

Cita MLA (9th ed.)

Soriano, Mark A. Jr, i Peter Paul M. Castro. "Assessment of the Engineering Aspects of the Ifugao Rice Terraces." Philippine Engineering Journal, .