TY  - BOOK
AU  - Markowitz, Harry M.
TI  - Portfolio selection: efficient diversification of investments
SN  - 0300013728
U1  - 332.6 
PY  - 1975///
CY  - London
PB  - Yale University Press, Ltd.
KW  - Portfolio management
KW  - Investment analysis
KW  - Stocks
N2  - Applies modern techniques of analysis and computation to the problem of finding combinations of securities that best meet the needs of the private institutional investor.  Written primarily with the nonmathematician in mind, although it contains mathematical development of the subject in appendixes. 

(https://yalebooks.yale.edu/book/9780300013726/portfolio-selection/)
ER  -