Trainer Marilyn Differences in common : straight talk on mental retardation, Down syndrome, and life / by Marilyn Trainer ; foreword by Helen Featherstone. - Rockville, Md. : Woodbine House, 1991. - viii, 231 p. ; 23 cm. ISBN: 0933149409 Subjects--Topical Terms: Down syndrome LC Class. No.: WS 107 Dewey Class. No.: 362.1/9685842