Walters,R.B. <br/><br/>
Hydrallic and Electro-Hydraulic Control Systems 

 - New York  Elsevier Applied  1991 
<br/><br/><label>ISBN: </label>1-85166-556-0 
<br/><br/><label>LC Class. No.: </label>629.8328/WAL 
<br/><br/><label>Dewey Class. No.: </label>629.8328/WAL