Dick, J. R. (1952). Engineer's approach to the economics of production. Sir Isaacs Pitman& sons.
Chicago-tyylinen lähdeviittausDick, John Reid. Engineer's Approach to the Economics of Production. London: Sir Isaacs Pitman& sons, 1952.
MLA-viiteDick, John Reid. Engineer's Approach to the Economics of Production. Sir Isaacs Pitman& sons, 1952.
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