Style de citation APA (7e éd.)

Não informado. (1952). Public relations. Institute of Public Relations.

Style de citation Chicago (17e éd.)

Não informado. Public Relations. London: Institute of Public Relations, 1952.

Style de citation MLA (8e éd.)

Não informado. Public Relations. Institute of Public Relations, 1952.

Attention : ces citations peuvent ne pas être correctes à 100%.