Cita APA

Drucker, P. (2008). Essential Drucker. Butterworth-Heinemann.

Citación estilo Chicago

Drucker, Peter. Essential Drucker. Oxford: Butterworth-Heinemann, 2008.

Cita MLA

Drucker, Peter. Essential Drucker. Butterworth-Heinemann, 2008.

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