Royal Society for Mentally Handicapped Children & Adults. (1957). Journal of Mental Deficiency Research. Blackwell Scientific Publications.
Chicago-referens (17:e uppl.)Royal Society for Mentally Handicapped Children & Adults. Journal of Mental Deficiency Research. Oxford, Inglaterra: Blackwell Scientific Publications, 1957.
MLA-referens (8:e uppl.)Royal Society for Mentally Handicapped Children & Adults. Journal of Mental Deficiency Research. Blackwell Scientific Publications, 1957.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.