TY - BOOK AU - Etzkorn,mark TI - What works in online trading SN - 0471372889 AV - HG 4515.95 W42 2001 PY - 2001/// CY - New York PB - John Wiley & Sons,Inc KW - ELECTRONIC TRADING OF SECURITIES KW - DAY TRADING (SECURITIES) N1 - Includes bibliographical references and index ER -