Levy, Mark. Asthma at your fingertips : the comprehensive asthma reference book for the year 2000 / Mark Levy, Sean Hilton, Greta Barnes. - London : Class Publishing, 1996. - 239 p : ill ; 21 cm Includes index ISBN: 1872362060 Subjects--Topical Terms: Asthma--Popular works LC Class. No.: WF553