(2018). How to protect yourself from heart attacks. IN Life [column]. Manila Standard.
Cita Chicago (17th ed.)"How to Protect Yourself from Heart Attacks. IN Life [column]." Manila Standard 2018.
Cita MLA (9th ed.)"How to Protect Yourself from Heart Attacks. IN Life [column]." Manila Standard, 2018.
Atenció: Aquestes cites poden no estar 100% correctes.