TY  - BOOK
AU  - Hagstron,Robert G.
TI  - The Warren Buffett portfolio: mastering the power of the focus investment strategy 
SN  - 9780471392644
AV  - HG 4521 H22W 1999
PY  - 1999///
CY  - New York : 
PB  - John wiley & Sons, 
KW  - Buffett, Warren 
KW  - Portfolio management
KW  - Investments
ER  -