APA aipamena

Drucker, P. (2007). People and performance: The best of peter Drucker on management (1st.). H.B. School Press.

Chicago Style aipamena

Drucker, Peter. People and Performance: The Best of Peter Drucker on Management. 1st. Boston: H.B. School Press, 2007.

MLA aipamena

Drucker, Peter. People and Performance: The Best of Peter Drucker on Management. 1st. H.B. School Press, 2007.