Drucker, P. F. (2008). The essential Drucker: The best of sixty years of Peter Drucker's essential writings on management. Collins Business Essentials.
Chicago Style (17th ed.) CitationDrucker, Peter F. The Essential Drucker: The Best of Sixty Years of Peter Drucker's Essential Writings on Management. New York: Collins Business Essentials, 2008.
MLA (9th ed.) CitationDrucker, Peter F. The Essential Drucker: The Best of Sixty Years of Peter Drucker's Essential Writings on Management. Collins Business Essentials, 2008.
Warning: These citations may not always be 100% accurate.