TY  - BOOK
AU  - Gillings,R.J.
TI  - Graphs, columnar, straight line, locus, curved and complex
U1  - 511.5076 19
PY  - 1959///
CY  - Sydney
PB  - Australasian Publishing
KW  - Graphic methods
KW  - Problems, exercises, etc
KW  - Juvenile literature
KW  - Mathematics
KW  - Charts, diagrams, etc
N1  - For secondary school students
ER  -