Cita APA (7th ed.)

British Broadcasting Corporation & BBC Active (Firm). (2003). Killer lakes. BBC Active.

Cita Chicago (17th ed.)

British Broadcasting Corporation i BBC Active (Firm). Killer Lakes. Frenchs Forest, N.S.W: BBC Active, 2003.

Cita MLA (8th ed.)

British Broadcasting Corporation i BBC Active (Firm). Killer Lakes. BBC Active, 2003.