Cita APA (7th ed.)
Levine, S. (2002). The book of agreement: 10 essential elements for getting the results you want. Berrett-Koehler.
Cita Chicago (17th ed.)
Levine, Stewart. The Book of Agreement: 10 Essential Elements for Getting the Results You Want. San Francisco: Berrett-Koehler, 2002.
Cita MLA (9th ed.)
Levine, Stewart. The Book of Agreement: 10 Essential Elements for Getting the Results You Want. Berrett-Koehler, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.