TY  - BOOK
AU  - Bachi,Roberto
TI  - Graphical rational patterns: a new approach to graphical presentation of statistics 
AV  - HA31 .B25 1968
PY  - 1968///
CY  - Jerusalem
PB  - Israel Universities Press
KW  - Statistics
KW  - Graphic methods
N1  - Includes bibliographical references and index
ER  -