Style de citation APA (7e éd.)

Banda, L. B., De Leon, I., & Po, M. T. (1999). A Quality systems study on ECF Metal Products and Repair Services. College of Engineering.

Style de citation Chicago (17e éd.)

Banda, Lota B., Irene De Leon, et Marie Therese Po. A Quality Systems Study on ECF Metal Products and Repair Services. Diliman, Quezon City: College of Engineering, 1999.

Style de citation MLA (9e éd.)

Banda, Lota B., et al. A Quality Systems Study on ECF Metal Products and Repair Services. College of Engineering, 1999.