Haex, Bart <br/><br/>
Back and bed :  ergonomic aspects of sleeping/ 
Bart Haex 
 - Boca Raton :  CRC Press,  2005 
 - 260 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0415332974  RM569.17 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sleep<br/>Beds