APA (7th ed.) Citation

Illingworth, R. S. (1969). Common symptoms of disease in children (2d ed.). Blackwell Scientific Publications.

Chicago Style (17th ed.) Citation

Illingworth, Ronald S. Common Symptoms of Disease in Children. 2d ed. Oxford, Edinburgh: Blackwell Scientific Publications, 1969.

MLA (9th ed.) Citation

Illingworth, Ronald S. Common Symptoms of Disease in Children. 2d ed. Blackwell Scientific Publications, 1969.