Downie, M. (1998). Freeform: Student's 2B. Santillana.
Cita Chicago Style (17a ed.)Downie, Michael. Freeform: Student's 2B. Buenos Aires: Santillana, 1998.
Cita MLA (9a ed.)Downie, Michael. Freeform: Student's 2B. Santillana, 1998.
警告：这些引文格式不一定是100％准确.