Citazione Stile APA (7a Edizione)

Peplau, L. A., & Perlman, D. (1982). Loneliness: A sourcebook of current theory, research, and therapy. Wiley.

Citazione stile Chigago Style (17a edizione)

Peplau, Letitia Anne, e Daniel Perlman. Loneliness: A Sourcebook of Current Theory, Research, and Therapy. New York: Wiley, 1982.

Citatione MLA (9a ed.)

Peplau, Letitia Anne, e Daniel Perlman. Loneliness: A Sourcebook of Current Theory, Research, and Therapy. Wiley, 1982.