Watson, G. A. (1979). Approximation theory and numerical methods. J. Wiley.
शिकागो स्टाइल उद्धरणWatson, G. A. Approximation Theory and Numerical Methods. Chichester ; New York: J. Wiley, 1979.
एमएलए उद्धरणWatson, G. A. Approximation Theory and Numerical Methods. J. Wiley, 1979.
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