TY  - BOOK
AU  - Liu, C. L,
TI  - Elements of discrete mathematics
T2  - McGraw-Hill computer science series
SN  - 9780071005449
U1  - 511 LIU 
PY  - 1985///
CY  - New York
PB  - McGraw-Hill
N1  - Includes bibliographical references and index
ER  -