APA (7th ed.) Citation

Ground Zero Latino (Firm) & Peña, N. (2005). El circulo vicioso =: The vicious circle. Ground Zero Latino.

Chicago Style (17th ed.) Citation

Ground Zero Latino (Firm) and Nelson Peña. El Circulo Vicioso =: The Vicious Circle. [Place of publication not identified]: Ground Zero Latino, 2005.

MLA (9th ed.) Citation

Ground Zero Latino (Firm) and Nelson Peña. El Circulo Vicioso =: The Vicious Circle. Ground Zero Latino, 2005.