TY - BOOK AU - Popper,Karl R. TI - The logic of scientific discovery SN - 0091117208 : AV - Q175 .P863 1972 U1 - 501/.8 PY - 1980/// CY - London PB - Hutchinson KW - Science KW - Methodology N1 - Translation of Logik der Forschung; Includes bibliographical references and indexes ER -