TY  - BOOK
AU  - Crossley J N
AU  - Nerode Anil
TI  - Combinatorial functors
SN  - 3-540-06428-1
U1  - 511.6 
PY  - 1974///
CY  - Berlin
PB  - Springer-Verlag
KW  - Combinatorial analysis
ER  -