Hardy, C. C. (1978). Investor's guide to technical analysis. Mc graw hill book company.
Chicago Style aipamenaHardy, C. Colburn. Investor's Guide to Technical Analysis. New york: Mc graw hill book company, 1978.
MLA aipamenaHardy, C. Colburn. Investor's Guide to Technical Analysis. Mc graw hill book company, 1978.
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