You have chosen 'Individuals without Sortals' by M.R. Ayers, 'Theory of Knowledge (2nd ed 1977)' by Roderick Chisholm and 'Ancient Thought in Modern Physics' by Werner Heisenberg
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 |