TY  - GEN
AU  - Garey, Michael
AU  - Johnson, David S.
TI  - Computers and intractability : : a guide to the theory of NP-Completeness 
SN  - 0716710455
U1  - 519.4  
PY  - 1979///
CY  - New York : 
PB  - W H Freeman
KW  - Computers
KW  - Intractability
N1  - Includes index
ER  -