Cita APA (7a ed.)

Choi, B., & Choi, B. (2009). Humanoid Robots. IntechOpen.

Cita Chicago Style (17a ed.)

Choi, Ben, y Ben Choi. Humanoid Robots. [Place of publication not identified]: IntechOpen, 2009.

Cita MLA (9a ed.)

Choi, Ben, y Ben Choi. Humanoid Robots. IntechOpen, 2009.