(1998). Asthma pill from Merck halts attacks. Manila Times.
Dyfyniad Arddull Chicago"Asthma Pill from Merck Halts Attacks." Manila Times 1998.
Dyfyniad MLA"Asthma Pill from Merck Halts Attacks." Manila Times, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.