Barro, J. B., Chu, M. R. B., & Claridad, M. L. B. V. (1999). A Methods engineering study on JY Ceramics. College of Engineering.
Citazione stile Chigago Style (17a edizione)Barro, Jesselyn B., Ma. Rosario B. Chu, e Ma. Lourdes Bernadette V. Claridad. A Methods Engineering Study on JY Ceramics. Diliman, Quezon City: College of Engineering, 1999.
Citatione MLA (9a ed.)Barro, Jesselyn B., et al. A Methods Engineering Study on JY Ceramics. College of Engineering, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.