Cita APA (7th ed.)

Schoenthaler, S. (1991). Improve your child's IQ and behaviour. BBC Books.

Cita Chicago (17th ed.)

Schoenthaler, Stephen. Improve Your Child's IQ and Behaviour. London: BBC Books, 1991.

Cita MLA (9th ed.)

Schoenthaler, Stephen. Improve Your Child's IQ and Behaviour. BBC Books, 1991.