Hirsch, J. A., & Person, J. L. (2012). Commodity trader's almanac 2012. Wiley.
Lua i Stíl Chicago (17ú heag.)Hirsch, Jeffrey A., agus John L. Person. Commodity Trader's Almanac 2012. Hoboken, N.J.: Wiley, 2012.
Lua MLA (9ú heag.)Hirsch, Jeffrey A., agus John L. Person. Commodity Trader's Almanac 2012. Wiley, 2012.
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