Discrete mathematics 
Johnsonbaugh, Richard. 
 - Eight edition. 
 -  Pearson Education.  2018 
 - xix, 747 pages 
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<br/><br/><label>ISBN: </label>978-9-81313354-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science -- Mathematics.
<br/><br/><label>Dewey Class. No.: </label>511 J719 2018