APA ציטוט

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 .

ציטוט MLA

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