WALLACE, A. H. (1957). An introduction to algebraic topology. Pergamon Press.
Chicago-čujuhus (17. p.)WALLACE, Andrew H. An Introduction to Algebraic Topology. Oxford: Pergamon Press, 1957.
MLA-čujuhus (9. p.)WALLACE, Andrew H. An Introduction to Algebraic Topology. Pergamon Press, 1957.
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