TY  - BOOK
AU  - Hall, M.
TI  - Combinatorial theory
SN  - 0-471-31518-4
AV  - QA164.H3 1986 
PY  - 1986///
CY  - New York
PB  - John Wiley & Sons
KW  - Combinational analysis
N1  - Includes bibliographical references and index
ER  -