00555nam a2200181 a 4500 1/495 010315s1973 enk b 1 0 eng d 509 DLC GR-PeUP 512 ST Stone, Harold S., 1938- Discrete mathematical structures and their applications / Harold S. Stone Chicago : SRA, 1973 401 p. ; 24 cm. Algebra, Abstract. Group theory. Machine theory. INST UNIPILB MAIN 20040709 512 ST 00126854 00126854 LOAN 0 1