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Studies in profit, business saving and investment in the United Kingdom : 1920 - 1962
Hart, Peter Edward, (1968)
Investment for profitability : an analysis of the policies and practices of UK and international companies
Rockley, Lawrence Edwin, (1973)
Investment, profitability and the valuation ratio
Jenkinson, N. H., (1981)
Summit book of investment
Naish, Percie Jasper, (1968)