Mathematics  : npatterns and structre 
Eugene, D. Nichols. et. al 
 - New York:  Holt, rinehard and winston,  1968. 
 - vi, 442p. 
<br/><br/> Includes index 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>511  / MAT