(2000). Heart risks of drinking coffee, getting angry, and snoring. Manila Times.
Chicago Style aipamena"Heart Risks of Drinking Coffee, Getting Angry, and Snoring." Manila Times 2000.
MLA aipamena"Heart Risks of Drinking Coffee, Getting Angry, and Snoring." Manila Times, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.