WATSON, G. A. (1980). Approximation theory and numerical methods. John Wiley.
Chicago-čujuhus (17. p.)WATSON, G. Alistair. Approximation Theory and Numerical Methods. New York: John Wiley, 1980.
MLA-čujuhus (9. p.)WATSON, G. Alistair. Approximation Theory and Numerical Methods. John Wiley, 1980.
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