Simkin, Penny  <br/><br/>
The Labor Progress Handbook 
by, Penny Simkin 
 - 4th ed. 
 -  Wiley Blackwell  2017 
 - xx, 388 pagers ;  ill. ;  21 cm. 
<br/><br/> Includes Index. 
<br/><br/><label>ISBN: </label>978-1-119-17046-4 
<br/><br/><label>Dewey Class. No.: </label>Ref. 618.5 Si41 2017