Citazione Stile APA (7a Edizione)

Manalo, C. V. (2020). What happened to due diligence?. IN Opinion [column]. Manila Standard.

Citazione stile Chigago Style (17a edizione)

Manalo, Charlie V. "What Happened to Due Diligence?. IN Opinion [column]." Manila Standard 2020.

Citatione MLA (9a ed.)

Manalo, Charlie V. "What Happened to Due Diligence?. IN Opinion [column]." Manila Standard, 2020.