Smith, David John. <br/><br/>
Functional safety :  a straightforward guide to IEC 61508 and related standards / 
David J. Smith, Kenneth G.L. Simpson. 
 - Oxford :  Butterworth-Heinemann ,  2001. 
 - x, 187 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0750652705 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial safety--Standards--European Union countries.<br/>Process control--Standards--European Union countries.<br/>Manufacturing processes--Safety measures--Standards--European Union countries.