Forsyth, A.R <br/><br/>
A treatise on differential equations / 
A R Forsyth 
 - London :  Macmillan,  1954 
 - xviii, 583 p. :  ill.;  21 cm. 
<br/><br/> includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations. 
<br/><br/><label>Dewey Class. No.: </label>517.38  / FOT 1954