Duckworth, W. E. (1968). Statistical techniques in technological research: An aid to research productivity. Methuen.
Chicago Style (17th ed.) CitationDuckworth, Walter Eric. Statistical Techniques in Technological Research: An Aid to Research Productivity. London: Methuen, 1968.
MLA citiranjeDuckworth, Walter Eric. Statistical Techniques in Technological Research: An Aid to Research Productivity. Methuen, 1968.
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