Loehr, Nicholas A. <br/><br/>
An introduction to mathematical proofs 
Nicholas A. Loehr 
 - Boca Raton, FL  CRC Press, Taylor and Francis  2020 
 - xv, 395 
 - Textbooks in Mathematics .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780367338237 
<br/><br/><label>Dewey Class. No.: </label>511  / LOE P20