Pring, M. J. (2002). Study guide for technical analysis explained. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Pring, Martin J. Study Guide for Technical Analysis Explained. McGraw-Hill, 2002.
Lua MLA (8ú heag.)Pring, Martin J. Study Guide for Technical Analysis Explained. McGraw-Hill, 2002.
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