Drucker, P. F. (1966). The effective executive. Harper & Rown.
Chicago Style (17th ed.) CitationDrucker, Peter F. The Effective Executive. New York: Harper & Rown, 1966.
MLA (8th ed.) CitationDrucker, Peter F. The Effective Executive. Harper & Rown, 1966.
Warning: These citations may not always be 100% accurate.