TY  - BOOK
AU  - Sims,C.A.
ED  - Schofield and Sims
TI  - Next number please: book one 
SN  - 0721720781
U1  - 372.7 23
PY  - 1969///.
CY  - Huddersfield: 
PB  - Schofield and Sims, 
KW  - Mathematics
KW  - Study and teaching (Elementary)
ER  -