Citazione Stile APA (7a Edizione)

McDonald, R., Jarolimek, J., & Davis, B. (1974). One plus one: Learning about communities. Macmillan [u.a.

Citazione stile Chigago Style (17a edizione)

McDonald, Ruth, John Jarolimek, e Bertha Davis. One Plus One: Learning About Communities. New York: Macmillan [u.a, 1974.

Citatione MLA (9a ed.)

McDonald, Ruth, et al. One Plus One: Learning About Communities. Macmillan [u.a, 1974.