Sir Gavin de Beer. (1971). Homology, An Unsolved Problem. London: Oxford University Press.
Chicago Stili AlıntıSir Gavin de Beer. Homology, An Unsolved Problem. London: Oxford University Press, 1971.
MLA AlıntıSir Gavin de Beer. Homology, An Unsolved Problem. London: Oxford University Press, 1971.
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