Piaggio, H.T.H. <br/><br/>
Elementary Treatise On Ditterential Equations And Thier Applications. London. 

 - London  G. Bell And Sons Ltd,  1948 
 - xviii,256,xxvii,P 
<br/><br/><label>Subjects--Topical Terms: </label><br/>B33
<br/><br/><label>Dewey Class. No.: </label>B33  / H8