Oncken, W. (1984). Managing management time: Who's got the monkey? Prentice-hall.
Cita Chicago (17th ed.)Oncken, William. Managing Management Time: Who's Got the Monkey? New Jersey: Prentice-hall, 1984.
Cita MLA (9th ed.)Oncken, William. Managing Management Time: Who's Got the Monkey? Prentice-hall, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.