Wolf, Michael D. <br/><br/>
The better back book / 
Michael D. Wolf and Julie Davis 
 - Chicago :  Contemporary Books,  1984 
 - 88 p. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0809254433 
<br/><br/><label>LCCN: </label>83-27308 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Back--Care and hygiene<br/>Exercise therapy<br/>Backache--Prevention