Παραπομπή APA
O'Neil, W. J. (1994). How to make money in stocks: A winning system in good times or bad. New York: McGraw-Hill.
Παραπομπή Chicago StyleO'Neil, William J. How to Make Money in Stocks: A Winning System in Good Times or Bad. New York: McGraw-Hill, 1994.
Παραπομπή MLAO'Neil, William J. How to Make Money in Stocks: A Winning System in Good Times or Bad. New York: McGraw-Hill, 1994.
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