DRUCKER. (2004). The effective executive in action: A journal for getting the right thing done. Harper Collins.
Chicago Style (17th ed.) CitationDRUCKER. The Effective Executive in Action: A Journal for Getting the Right Thing Done. New York: Harper Collins, 2004.
MLA (9th ed.) CitationDRUCKER. The Effective Executive in Action: A Journal for Getting the Right Thing Done. Harper Collins, 2004.
Warning: These citations may not always be 100% accurate.