"Zelenin,V." <br/><br/>
Strengthen your heart 

 - Moscow  Mir Publishers  1973 
 - 109 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heart
<br/><br/><label>Dewey Class. No.: </label>GL 612.17 ZEL 2nd ed.