Knopf, Karl G., <br/><br/>
Stability workouts on the balance board :  illustrated step-by-step guide to toning, strengthening and rehabilitative techniques / 
Karl Knopf. 
 - 121 pages :  Illustrations ;  24 cm 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781612434902 (Pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical fitness.<br/>Exercise.
<br/><br/><label>LC Class. No.: </label>GV481  / .K56 2015