Cita APA (7a ed.)

Shetzen, J. (1990). Maximum performance: The Dow Jones-Irwin complete guide to practical bussines management. Dow Jones-Irwin.

Cita Chicago Style (17a ed.)

Shetzen, Josehp. Maximum Performance: The Dow Jones-Irwin Complete Guide to Practical Bussines Management. Homewood: Dow Jones-Irwin, 1990.

Cita MLA (9a ed.)

Shetzen, Josehp. Maximum Performance: The Dow Jones-Irwin Complete Guide to Practical Bussines Management. Dow Jones-Irwin, 1990.