APA (7th ed.) Citation

Spastics Society. Working Party on Unusual Disorders of Communication, Rutter, M., & Martin, J. A. M. (1972). The child with delayed speech. Heinemann Medical [for] Spastics International Medical Publications.

Chicago Style (17th ed.) Citation

Spastics Society. Working Party on Unusual Disorders of Communication, Michael Rutter, and John Angus McLeod Martin. The Child with Delayed Speech. London: Heinemann Medical [for] Spastics International Medical Publications, 1972.

MLA (8th ed.) Citation

Spastics Society. Working Party on Unusual Disorders of Communication, et al. The Child with Delayed Speech. Heinemann Medical [for] Spastics International Medical Publications, 1972.