APA Edition Citation

Drucker, P. F. (2001). Essential drucker. Nutterworth Heinemann.

Chicago Edition Citation

Drucker, Peter F. Essential Drucker. U. K.: Nutterworth Heinemann, 2001.

MLA Edition Citation

Drucker, Peter F. Essential Drucker. Nutterworth Heinemann, 2001.

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