Cita APA (7a ed.)

Não informado. (1971). IDS Communication. University of Sussex, Institute of Development Studies.

Cita Chicago Style (17a ed.)

Não informado. IDS Communication. Brighton, Inglaterra: University of Sussex, Institute of Development Studies, 1971.

Cita MLA (8a ed.)

Não informado. IDS Communication. University of Sussex, Institute of Development Studies, 1971.

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