Adamson L & Bakeman R (1995) Affect and attention :Infants observed with mothers and peers. Child Dev 56; 582-593.
Adamson L & Mcarthur D (1995) Joint attention, affect and culture. In : Moore C & Dunham PJ (Eds.) Joint Attention : Its Origin and role in development. Hillsdale, NJ : Lawrence Erlbaum, p.205-222.
Baird G, Charman T, Baron-Cohen S et al. (2000) A screening instrument for autism at 18 months of age : A 6-year follow-up study. J Am Acad Child Adolesc Psychiatr 39 ; 694-702.
Bakeman R & Adamson L (1984) Coordinating attention to people and objects in mother-infant and peer-infant interactions. Child Dev 55 ; 1278-1289.
Baron-Cohen S, Allen J & Gillberg C (1992) Can autism be detected at 18 months? The needle, the haystack and the CHAT. Br J Psychiatr 161 ; 839-843.