Manalac, S., Senador, A., & Escoto, A. D. Sulfonation of clean and contaminated polystyrene (Styrofoam). Philippine Engineering Journal.
Style de citation Chicago (17e éd.)Manalac, S., A. Senador, et Angela D. Escoto. "Sulfonation of Clean and Contaminated Polystyrene (Styrofoam)." Philippine Engineering Journal .
Style de citation MLA (9e éd.)Manalac, S., et al. "Sulfonation of Clean and Contaminated Polystyrene (Styrofoam)." Philippine Engineering Journal, .
Attention : ces citations peuvent ne pas être correctes à 100%.