APA (7th ed.) Citation

Hogg, J., & Sebba, J. (1986). Profound retardation and multiple impairment. Croom Helm.

Chicago Style (17th ed.) Citation

Hogg, James, and Judy Sebba. Profound Retardation and Multiple Impairment. London: Croom Helm, 1986.

MLA (9th ed.) Citation

Hogg, James, and Judy Sebba. Profound Retardation and Multiple Impairment. Croom Helm, 1986.

Warning: These citations may not always be 100% accurate.