Citazione Stile APA (7a Edizione)

Cruz, E. S. (2021). The state of vaccines. IN Breakthrough [column]. Philippine Star.

Citazione stile Chigago Style (17a edizione)

Cruz, Elfren S. "The State of Vaccines. IN Breakthrough [column]." Philippine Star 2021.

Citatione MLA (9a ed.)

Cruz, Elfren S. "The State of Vaccines. IN Breakthrough [column]." Philippine Star, 2021.