Hagstrom, r. G. (1995). The warren Buffettway ; investment strategis of the worldsgratest invester. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Hagstrom, robert G. The Warren Buffettway ; Investment Strategis of the Worldsgratest Invester. New York: John Wiley & Sons, 1995.
Lua MLA (9ú heag.)Hagstrom, robert G. The Warren Buffettway ; Investment Strategis of the Worldsgratest Invester. John Wiley & Sons, 1995.
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