Cita APA (7th ed.)
Klaver, M. N. (2007). Mayday!: Asking for help in times of need. Berrett-Koehler Publishers.
Cita Chicago (17th ed.)
Klaver, M. Nora. Mayday!: Asking for Help in Times of Need. San Francisco, Calif.: Berrett-Koehler Publishers, 2007.
Cita MLA (9th ed.)
Klaver, M. Nora. Mayday!: Asking for Help in Times of Need. Berrett-Koehler Publishers, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.