TY  - BOOK
AU  - Truran,H.C.
TI  - A practical guide to statistical maps and diagrams
U1  - 001.4 
PY  - 1975///
CY  - London
PB  - Heinemann Educational
KW  - Maps, Statistical
KW  - Statistics
KW  - Graphic methods
N1  - High school text
ER  -