Benson, P. L., & Williams, D. L. (1987). The quicksilver years: The hopes and fears of early adolescence. Harper & Row.
Chicago Style (17th ed.) ZitazioaBenson, Peter L., eta Dorothy L. Williams. The Quicksilver Years: The Hopes and Fears of Early Adolescence. New York: Harper & Row, 1987.
MLA (9th ed.) ZitazioaBenson, Peter L., eta Dorothy L. Williams. The Quicksilver Years: The Hopes and Fears of Early Adolescence. Harper & Row, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.