Society for Developmental Pediatrics\nMental Retardation and Developmental Disabilities Research Centers. (1999). Mental Retardation and Developmental Disabilities Research Reviews. Wiley-Liss.
Citação do estilo Chicago (17ª ed.)Society for Developmental Pediatrics\nMental Retardation and Developmental Disabilities Research Centers. Mental Retardation and Developmental Disabilities Research Reviews. New York: Wiley-Liss, 1999.
Citação MLA (8ª ed.)Society for Developmental Pediatrics\nMental Retardation and Developmental Disabilities Research Centers. Mental Retardation and Developmental Disabilities Research Reviews. Wiley-Liss, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.