Felix, R. C. (2006). 'Pinoy Biotek' products out in the market in 2.5 yrs-Panganiban. Philippine Star.
Cita Chicago (17th ed.)Felix, Rocel C. "'Pinoy Biotek' Products Out in the Market in 2.5 Yrs-Panganiban." Philippine Star 2006.
Cita MLA (9th ed.)Felix, Rocel C. "'Pinoy Biotek' Products Out in the Market in 2.5 Yrs-Panganiban." Philippine Star, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.