Johnson R M <br/><br/>
Theory and applications of linear differential and difference equations    A systems approach in engineering.      
Johnson R M 
 -  1984 
<br/><br/><label>Standard No.: </label>16685 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B33,1, M4