Coo, S. (2007). A cardiologist who takes social welfare by heart. Medical Observer.
Citazione stile Chigago Style (17a edizione)Coo, Sunly. "A Cardiologist Who Takes Social Welfare by Heart." Medical Observer 2007.
Citatione MLA (9a ed.)Coo, Sunly. "A Cardiologist Who Takes Social Welfare by Heart." Medical Observer, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.