APA (7th ed.) Citation

Illingworth, R. S. (1964). The normal child: His problems, physical and emotional. William Heinemann Medical Books Ltd..

Chicago Style (17th ed.) Citation

Illingworth, Ronald S. The Normal Child: His Problems, Physical and Emotional. London: William Heinemann Medical Books Ltd., 1964.

MLA (9th ed.) Citation

Illingworth, Ronald S. The Normal Child: His Problems, Physical and Emotional. William Heinemann Medical Books Ltd., 1964.