Beall, Cheryl E., Physiologic bases for respiratory care / by Cheryl E. Beall, Harold A. Braun and Frederick W. Cheney. - Mont : Mountain Press Pub. Co. : Missoula, 1974. - 235 pages : illustrations ; 28 cm. Includes bibliographies. ISBN: 0878420495 Subjects--Topical Terms: Respiratory therapy.