Parr, Eric Andrew. <br/><br/>
Hydraulics and pneumatics :  a technician's and engineer's guide / 
by Andrew Parr. 
 - 2nd ed. 
 - Oxford :  Butterworth-Heinemann,  1998. 
 - viii, 244 pages :  illustrations. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0750644192 :  $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydraulics.<br/>Hydraulic engineering.<br/>Pneumtics.