TY  - GEN
AU  - Ayer, A. J. (Alfred Jules), 1910-
TI  - Probability and evidence
SN  - 0231036507
AV  - BC 141 .A9 
PY  - 1972///
CY  - New York
PB  - Columbia university press
KW  - Probabilities
KW  - Evidence
KW  - Hume, David, 1711-1776
KW  - Harrod, Roy Forbes, Sir, 1900- Foundations of inductive logic
KW  - Conditionals (Logic)
N1  - Includes bibliographical references
ER  -