My breathing system / 
J. P. Muller ; revised by I. P. Muller. 
 - 7th ed. 
 - London :  Athletic publications ltd,  1955. 
 - 107 p. :  ill. ;  22 cm. 
<br/><br/>340  340 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Respiration.
<br/><br/><label>Dewey Class. No.: </label>613.192 / M914m