TY  - BOOK
AU  - Liu,C.L.
TI  - Elements of discrete mathematics
T2  - Mcgraw-hill computer science series
SN  - 0-07-100544-7
AV  - QA164 L568 1987
PY  - 1987///c1985
CY  - Singapur
PB  - McGraw-Hill
KW  - Álgebra abstracta
KW  - Análisis combinatorio
ER  -