TY  - BOOK
AU  - Folley Karl W. Ed.
ED  - Symporium on semigroups (1968 : Detroit)
TI  - Proceeding on Semigroups
U1  - B27p1,N68, K9 
PY  - 1969///
CY  - New York    
PB  -  Academic Press       
ER  -