TY  - BOOK
AU  - Garey, Michael R
AU  - Johnson, David S
TI  - Computers and intractability: A guide to the theory of NP-completeness
SN  - 716710455
U1  - 005.12028 GAR/C 
PY  - 1979///
CY  - New York
PB  - W.H Freeman and Company
KW  - ALGORITHMS
ER  -