La Viña, D. T. (2020). Free speech in the time of the pandemic. IN Opinion [column]. Manila Standard.
Citazione stile Chigago Style (17a edizione)La Viña, Dean Tony. "Free Speech in the Time of the Pandemic. IN Opinion [column]." Manila Standard 2020.
Citatione MLA (9a ed.)La Viña, Dean Tony. "Free Speech in the Time of the Pandemic. IN Opinion [column]." Manila Standard, 2020.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.