APA

(1997). Computerworld - Vol.9 No.180. Bogotá: Computerworld Colombia.

Chicago

1997. Computerworld - Vol.9 No.180. Bogotá: Computerworld Colombia.

Harvard

(1997). Computerworld - Vol.9 No.180. Bogotá: Computerworld Colombia.

MLA

Computerworld - Vol.9 No.180. Bogotá: Computerworld Colombia. 1997.