TY  - BOOK
AU  - Wallgren, A
AU  - Wallgren, B
AU  - Persson, R
TI  - Graphing statistics and data:  creating better charts
SN  - 0761905995
PY  - 1995///
PB  - Sage
KW  - Statistics
KW  - Graphic displays
KW  - Data representation
ER  -