APA (7th ed.) Citation

Gerber. (1998). The E-Myth manager: Why management doesn't work and what to do about it. A Harper Business Book.

Chicago Style (17th ed.) Citation

Gerber. The E-Myth Manager: Why Management Doesn't Work and What to Do About It. London: A Harper Business Book, 1998.

MLA (8th ed.) Citation

Gerber. The E-Myth Manager: Why Management Doesn't Work and What to Do About It. A Harper Business Book, 1998.