AU  - EDWARDS,CYRIL
TI  - MATHEMATICS: SETS AND RELATIONS
SN  - 0356046699
U1  - 511.2/EDW 
PY  - 1974///
CY  - LONDON
PB  - MACDONALD EDUCATIONAL
KW  - MATHEMATICS
KW  - SETS AND ELEMENTS
KW  - SYMMETRIC DIFFERENCE
KW  - VENN DIAGRAMS
KW  - NUMBER SYSTEM
KW  - LINE GRAPHS
KW  - MAPPINGS
KW  - TABLES AND GRAPHS
ER  -