Tan, R. R. (2013). Designing industrial symbiosis. IN Star science [column]. Philippine Star.
Cita Chicago (17th ed.)Tan, Raymond R. "Designing Industrial Symbiosis. IN Star Science [column]." Philippine Star 2013.
Cita MLA (9th ed.)Tan, Raymond R. "Designing Industrial Symbiosis. IN Star Science [column]." Philippine Star, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.