Cita APA (7th ed.)

Discovery Channel (Firm) & Image Entertainment. (2009). Nature of sex: Discovery Channel. Image Entertainment.

Cita Chicago (17th ed.)

Discovery Channel (Firm) i Image Entertainment. Nature of Sex: Discovery Channel. Chatsworth, CA: Image Entertainment, 2009.

Cita MLA (9th ed.)

Discovery Channel (Firm) i Image Entertainment. Nature of Sex: Discovery Channel. Image Entertainment, 2009.