Cita APA (7a ed.)

Downey, A. (2016). <> (2nd edition.). GoTop Information, Inc..

Cita Chicago Style (17a ed.)

Downey, Allen. <>. 2nd edition. GoTop Information, Inc., 2016.

Cita MLA (8a ed.)

Downey, Allen. <>. 2nd edition. GoTop Information, Inc., 2016.

Precaución: Estas citas no son 100% exactas.