Hawley,Gloria. (1978). How to teach the mentally retarded: There's a way to reach them. Victor Books.
Citazione stile Chigago Style (17a edizione)Hawley,Gloria. How to Teach the Mentally Retarded: There's a Way to Reach Them. Illinois: Victor Books, 1978.
Citatione MLA (9a ed.)Hawley,Gloria. How to Teach the Mentally Retarded: There's a Way to Reach Them. Victor Books, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.