Computers and intractability :

Garey, Michael R.

Computers and intractability : a guide to the theory of NP-completeness / Michael R. Garey, David S. Johnson. - New York ; Houndmills ; San Francisco : W. H. Freeman, c1979. - x, 338 p. : ill. ; 24 cm. - A Series of books in the mathematical sciences .

Includes index and Bibliography (p. [291]-325.)

0716710447 0716710455

9780716710448 978071670455

78012361

519.4