TY  - BOOK
AU  - Freyd,Peter J.
AU  - Scedrov,Andrej
TI  - Categories, allegories
SN  - 0444703675 (pbk.) :
PY  - 1990///
CY  - Amsterdam
PB  - North-Holland
KW  - Categories (Mathematics)
KW  - Allegories (Mathematics)
ER  -