Perkins, William R.  1934- <br/><br/>
Engineering of dynamic systems / 
[by] William R. Perkins [and] José B. Cruz, Jr. 
 - New York :  Wiley ,  [1969] . 
 - xii, 568 p. :  illus. ;  24 cm. 
<br/><br/>Index present. 
<br/><br/><label>ISBN: </label>0471680354 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Systems engineering.
<br/><br/><label>Dewey Class. No.: </label>658.57  / PEE 1969