Roberts, Charles <br/><br/>
Elementary differential equations 
Charles Roberts 
 - 2nd ed. 
 - Boca Raton  CRC Press  2019 
 - xvii, 536 p. 
<br/><br/><label>ISBN: </label>1498776080 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations--Textbooks
<br/><br/><label>LC Class. No.: </label>QA371  / .R63 2019 c. 1