Citazione Stile APA (7a Edizione)

Herrera, M., & Sarmago, R. V. (2002). Synthesis of Pb-free Bi-2223 from Bi-2212 using partial melting. Philippine Engineering Journal.

Citazione stile Chigago Style (17a edizione)

Herrera, M.U, e Roland V. Sarmago. "Synthesis of Pb-free Bi-2223 from Bi-2212 Using Partial Melting." Philippine Engineering Journal 2002.

Citatione MLA (9a ed.)

Herrera, M.U, e Roland V. Sarmago. "Synthesis of Pb-free Bi-2223 from Bi-2212 Using Partial Melting." Philippine Engineering Journal, 2002.