Cita APA (7a ed.)

Hummert, M. L., Wiemann, J. M., & Nussbaum, J. F. (1994). Interpersonal communication in older adulthood: Interdisciplinary theory and research. Sage.

Cita Chicago Style (17a ed.)

Hummert, Mary Lee, John M. Wiemann, y Jon F. Nussbaum. Interpersonal Communication in Older Adulthood: Interdisciplinary Theory and Research. Thousand Oaks, California [etc.]: Sage, 1994.

Cita MLA (9a ed.)

Hummert, Mary Lee, et al. Interpersonal Communication in Older Adulthood: Interdisciplinary Theory and Research. Sage, 1994.