TY  - BOOK
AU  - Johnson,Leonard G.
TI  - Theory and technique of variation research
U1  - 519.5 23
PY  - 1964///
CY  - Amsterdam, New York
PB  - Elsevier Pub. Co.
KW  - Statistics
KW  - Graphic methods
N1  - Appendix: 3 fold. tables mounted on end paper; Bibliography: p. [101]
ER  -