TY  - BOOK
AU  - Cornell,Francis Griffith
TI  - The essentials of educational statistics
T2  - Wiley publications in statistics
AV  - HA29 .C773
U1  - 311.2 
PY  - 1956///]
CY  - New York
PB  - Wiley
KW  - Statistics
KW  - Local
KW  - Education
ER  -