Cita APA (7th ed.)

Ong, R. (2017). Pictorial guide to orchid culture (part 1). IN Hortitech [column]: Orchid pollination. Philippine Star.

Cita Chicago (17th ed.)

Ong, Ray. "Pictorial Guide to Orchid Culture (part 1). IN Hortitech [column]: Orchid Pollination." Philippine Star 2017.

Cita MLA (9th ed.)

Ong, Ray. "Pictorial Guide to Orchid Culture (part 1). IN Hortitech [column]: Orchid Pollination." Philippine Star, 2017.