TY  - BOOK
AU  - Boyle Gregory John
AU  - Langley Philip D
TI  - Elementary statistical methods: for students of psychology, education and the social sciences 
SN  - 0080344267
AV  - QA276.12 
U1  - 519.5 
PY  - 1989///
CY  - Sydney, New York
PB  - Pergamon
KW  - Social sciences
KW  - Statistical methods
KW  - Educational statistics
KW  - Psychometrics
KW  - Statistics
ER  -