Cita APA (7a ed.)
FA, L. (2003). Letter from the publisher. Providence addiction summit: Beginning a process of change. Addiction Professional, 1(4), 6-7.
Cita Chicago Style (17a ed.)
FA, Lang. "Letter from the Publisher. Providence Addiction Summit: Beginning a Process of Change." Addiction Professional 1, no. 4 (2003): 6-7.
Cita MLA (9a ed.)
FA, Lang. "Letter from the Publisher. Providence Addiction Summit: Beginning a Process of Change." Addiction Professional, vol. 1, no. 4, 2003, pp. 6-7.
Precaución: Estas citas no son 100% exactas.