(2008). Lack of sleep cited as unhealthy. Manila Standard Today.
Cita Chicago (17th ed.)"Lack of Sleep Cited as Unhealthy." Manila Standard Today 2008.
Cita MLA (9th ed.)"Lack of Sleep Cited as Unhealthy." Manila Standard Today, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.