TY  - BOOK
AU  - Schnell,D.S.A.
AU  - Schnell,C.J.W.
AU  - Shapiro,B.
TI  - Lesse in wiskunde: st. 1 
SN  - 0628019661
U1  - 510 25
PY  - 1980///
CY  - Johannesburg
PB  - Perskor
KW  - Mathematics
KW  - Study and teaching (Elementary)
KW  - South Africa
KW  - Problems, exercises, etc
ER  -