APA (7th ed.) Citation

O'Connor, N. (1975). Language, cognitive deficits and retardation / (Institute for Research into Mental and Multiple Handicap) Study Group 7 ; edited by Neil O'Connor. Butterworth.

Chicago Style (17th ed.) Citation

O'Connor, Neil. Language, Cognitive Deficits and Retardation / (Institute for Research into Mental and Multiple Handicap) Study Group 7 ; Edited by Neil O'Connor. London (etc.): Butterworth, 1975.

MLA (9th ed.) Citation

O'Connor, Neil. Language, Cognitive Deficits and Retardation / (Institute for Research into Mental and Multiple Handicap) Study Group 7 ; Edited by Neil O'Connor. Butterworth, 1975.

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