Cita APA (7th ed.)

Siongco, N. R. R. (1991). A Production planning study on Glo-Rey Needle Craft. UP College of Engineering.

Cita Chicago (17th ed.)

Siongco, Nilo Roman R. A Production Planning Study on Glo-Rey Needle Craft. Quezon City: UP College of Engineering, 1991.

Cita MLA (9th ed.)

Siongco, Nilo Roman R. A Production Planning Study on Glo-Rey Needle Craft. UP College of Engineering, 1991.