Cita APA (7th ed.)
Schaller, L. E. (1986). Getting things done: Concepts and skills for leaders. Abingdon.
Cita Chicago (17th ed.)
Schaller, Lyle E. Getting Things Done: Concepts and Skills for Leaders. Nashville: Abingdon, 1986.
Cita MLA (9th ed.)
Schaller, Lyle E. Getting Things Done: Concepts and Skills for Leaders. Abingdon, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.