Duckworth, M. (1987). Why teens are killing themselves: And what we can do about it. Here's Life Publ.
Cita Chicago Style (17a ed.)Duckworth, Marion. Why Teens Are Killing Themselves: And What We Can Do About It. San Bernardino, Calif: Here's Life Publ, 1987.
Cita MLA (8a ed.)Duckworth, Marion. Why Teens Are Killing Themselves: And What We Can Do About It. Here's Life Publ, 1987.
Precaución: Estas citas no son 100% exactas.