TY - BOOK AU - Elton,Edwin J. AU - Gruber,Martin Jay TI - Modern portfolio theory and investment analysis SN - 0471851132 AV - HG4529.5 .E47 1987 U1 - 332.6�19 PY - 1987/// CY - New York PB - Wiley KW - Portfolio management KW - Investment analysis ER -