| Conjectures and Refutations: The Growth of Scientific Knowledge. Popper, Karl R / Used - Hardcover | Raptis Rare Books | 1st Edition Signed Association Fine/VG+ Dust Jacket | $9,200.00 |
| Conjectures and Refutations: The Growth of Scientific Knowledge. Popper, Karl / Used - Hardcover | Raptis Rare Books | Signed Association Fine/VG+ Dust Jacket | $3,500.00 |
| Conjectures and Refutations. (Presentation copy of the Second Edition, inscribed by Popper to 'Alfred and Hilde' [Braunthal], Christmas 1967.) POPPER, Karl (1902-1994): / Used - Hardcover | Ted Kottler, Bookseller | Signed | $2,500.00 |
| Conjectures and Refutations; The Growth of Scientific Knowledge Popper, Karl R. / Used - Hardcover | Evening Star Books, ABAA/ILAB | 1st Edition Fine/VG+ Dust Jacket | $715.00 |
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| Conjectures and Refutations: The Growth of Scientific Knowledge (Routledge Classics) Popper, Karl / New - Hardcover | BennettBooksLtd | | $130.56 |
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| Conjectures and Refutations: The Growth of Scientific Knowledge (Routledge Classics) Popper, Karl / Used - Hardcover | Griffin Books | | $94.99 |
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| Conjectures and Refutations; the Growth of Scientific Knowledge; 0 Popper, Karl R. (karl Raimund) 1902- / Used - Hardcover | GreatBookPricesUK | | $55.94 |
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