TY - BOOK AU - Popper,Karl Raimund TI - Conjectures and refutations: the growth of scientific knowledge SN - 0710065078 PY - 1972/// CY - London PB - Routledge & Kegan Paul KW - Methodology KW - Knowledge, Theory of KW - Science KW - Prediction (Logic) N1 - Includes index ER -