TY  - BOOK
AU  - Alexander, Howard. W.                                         
AU  - Smith, Roland. F.
TI  - Decriptive statistics: a self-instruction program                                                                                                                                   
U1  - GP 311.207                         
PY  - 1965///
CY  - Boston
PB  - D. C. Heath and Company
KW  - Statistics - Study and teaching
ER  -