Cita APA (7a ed.)
Roeder, M. A. (1999). Someone is watching. toExcel.
Cita Chicago Style (17a ed.)
Roeder, Mark A. Someone Is Watching. San Jose: toExcel, 1999.
Cita MLA (9a ed.)
Roeder, Mark A. Someone Is Watching. toExcel, 1999.
Precaución: Estas citas no son 100% exactas.