APA (7th ed.) Citation
RICHARDSON, S. (1989). ISSUES IN THE DEFINITION OF MENTAL RETARDATION AND THE REPRESENTATIVENESS OF STUDIES.
Chicago Style (17th ed.) Citation
RICHARDSON, S.A. ISSUES IN THE DEFINITION OF MENTAL RETARDATION AND THE REPRESENTATIVENESS OF STUDIES. 1989.
MLA (9th ed.) Citation
RICHARDSON, S.A. ISSUES IN THE DEFINITION OF MENTAL RETARDATION AND THE REPRESENTATIVENESS OF STUDIES. 1989.
Warning: These citations may not always be 100% accurate.