You have chosen 'On the Principles of Indiscernibles' by Gottfried Leibniz, 'The Big Book of Concepts' by Gregory L. Murphy and 'Aspects of Scientific Explanation' by Carl Hempel
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Knowledge Sources, or select a subheading: |
| A. | A Priori Knowledge | |
| B. | Perception | |
| C. | Rationalism | |
| D. | Empiricism | |
| E. | Direct Knowledge |