Cita APA (7a ed.)

Hill, J. P. (1987). Research on adolescents and their families: Past and prospect. [s.n.].

Cita Chicago Style (17a ed.)

Hill, John P. Research on Adolescents and Their Families: Past and Prospect. [S.l.]: [s.n.], 1987.

Cita MLA (9a ed.)

Hill, John P. Research on Adolescents and Their Families: Past and Prospect. [s.n.], 1987.