The person charging this material is re- 

 sponsible for its return to the library from 

 which it was withdrawn on or before the 

 Latest Date stamped below. 



Theft, mutilation, and underlining of books are reasons 

 for disciplinary action and may result in dismissal from 

 the University. 

 To renew cali Telephone Center, 333-8400 



UNIVERSITY OF ILLINOIS LIBRARY AT URBANA-CHAMPAIGN 



JUL 3 i 1990 



1\ 



L161— O-1096 



