APA (7th ed.) Citation

Hagstrom. (1999). The Warren Buffett portfolio: Mastering the power of the focus investment strategy. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Hagstrom. The Warren Buffett Portfolio: Mastering the Power of the Focus Investment Strategy. New York: John Wiley & Sons, 1999.

MLA (8th ed.) Citation

Hagstrom. The Warren Buffett Portfolio: Mastering the Power of the Focus Investment Strategy. John Wiley & Sons, 1999.

Warning: These citations may not always be 100% accurate.