Ong, R. (2017). Lasagnaform aspleniums. IN Philippine Gardens [column]. Philippine Star.
Cita Chicago (17th ed.)Ong, Ray. "Lasagnaform Aspleniums. IN Philippine Gardens [column]." Philippine Star 2017.
Cita MLA (9th ed.)Ong, Ray. "Lasagnaform Aspleniums. IN Philippine Gardens [column]." Philippine Star, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.