Henning Edward. (2009). Fast Track to security. G G Interactive.
Cita Chicago Style (17a ed.)Henning Edward. Fast Track to Security. [s.l]: G G Interactive, 2009.
Cita MLA (9a ed.)Henning Edward. Fast Track to Security. G G Interactive, 2009.
Precaución: Estas citas no son 100% exactas.