Bartle, R. G. (1976). The elements of real analysis (2a. ed.). Wiley.
Chicago-čujuhus (17. p.)Bartle, Robert Gardner. The Elements of Real Analysis. 2a. ed. New York, USA: Wiley, 1976.
MLA-čujuhus (9. p.)Bartle, Robert Gardner. The Elements of Real Analysis. 2a. ed. Wiley, 1976.
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