APA citiranje

Manalac, S., Senador, A., & Escoto, A. D. Sulfonation of clean and contaminated polystyrene (Styrofoam). Philippine Engineering Journal.

Chicago Style (17th ed.) Citation

Manalac, S., A. Senador, and Angela D. Escoto. "Sulfonation of Clean and Contaminated Polystyrene (Styrofoam)." Philippine Engineering Journal .

MLA citiranje

Manalac, S., et al. "Sulfonation of Clean and Contaminated Polystyrene (Styrofoam)." Philippine Engineering Journal, .