TY - BOOK AU - Elton,Edwin J. AU - Gruber,Martin Jay TI - Modern portfolio theory and investment analysis SN - 9780471851134 (hbk.) U1 - 332.6 ELT PY - 1981/// CY - New York PB - Wiley KW - Portfolio management KW - Investment analysis N1 - Gratis T.V. Subramanian ER -