Lindungi tulang belakang anda 

 - Selangor :  Institut Keselamatan dan Kesihatan Pekerjaan Negara,  [2010] 
 - 18 p. :  col. ill. ;  15 cm. 
<br/><br/><label>ISBN: </label>OPE0000399(Local) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Backache<br/>Backache--Prevention<br/>Back Injuries--prevention & control<br/>Back Injuries--rehabilitation<br/>Low Back Pain--prevention & control<br/>Low Back Pain--rehabilitation