Cita APA (7th ed.)
ebrary, Inc, Chesner, A., & Hahn, H. (2002). Creative advances in groupwork. Jessica Kingsley.
Cita Chicago (17th ed.)
ebrary, Inc, Anna Chesner, i Herb Hahn. Creative Advances in Groupwork. London: Jessica Kingsley, 2002.
Cita MLA (9th ed.)
ebrary, Inc, et al. Creative Advances in Groupwork. Jessica Kingsley, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.