Advances In Developmental DisordersRowland P. Barrett, E. Pindleton, Johnny L. Matson · First published 2000Open the Tome
Psychopathology in the mentally retardedJohnny L. Matson, Rowland P. Barrett · First published 1982 · Latest edition 1993Open the Tome
Severe behavior disorders in the mentally retardedRowland P. Barrett · First published 1986Open the Tome
