O'Gordon, G. (1968). Modern trends in mental health and subnormality. Butterworths.
Chicago Style (17th ed.) CitationO'Gordon, Gerald. Modern Trends in Mental Health and Subnormality. London: Butterworths, 1968.
MLA引文O'Gordon, Gerald. Modern Trends in Mental Health and Subnormality. Butterworths, 1968.
警告：這些引文格式不一定是100％准確.