Cita APA (7th ed.)

Bronckart, J. (1985). The language sciences: An educational challenge? Unesco.

Cita Chicago (17th ed.)

Bronckart, Jean-Paul. The Language Sciences: An Educational Challenge? Paris, France: Unesco, 1985.

Cita MLA (8th ed.)

Bronckart, Jean-Paul. The Language Sciences: An Educational Challenge? Unesco, 1985.