Dyfyniad APA

Causa Comun. Technical Department, United Nations Educational, Scientific and Cultural Organization, & Carrizosa Alajmo, A. (1977). Communication policies in Colombia. Unesco.

Dyfyniad Arddull Chicago

Causa Comun. Technical Department, Scientific and Cultural Organization United Nations Educational, and Alberto Carrizosa Alajmo. Communication Policies in Colombia. Paris: Unesco, 1977.

Dyfyniad MLA

Causa Comun. Technical Department, et al. Communication Policies in Colombia. Unesco, 1977.

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