Let Me Speak (Condor Books) by DorothyM. Jeffree, Roy Mcconkey Paperback, 176 Pages, Published 1976 by Souvenir Press Ltd ISBN-13: 978-0-285-64829-6, ISBN: 0-285-64829-2
"Leerspelletjes voor kinderen met achterstand in de taalontwikkeling."
Let Me Play by DorothyM. Jeffree Paperback, 252 Pages, Published 1977 by Souvenir Press Ltd ISBN-13: 978-0-285-64834-0, ISBN: 0-285-64834-9
Let's Join in by DorothyM. Jeffree Hardcover, 135 Pages, Published 1984 by Souvenir Press Ltd ISBN-13: 978-0-285-64990-3, ISBN: 0-285-64990-6
Let Me Count (Human Horizons S. ) by DorothyM. Jeffree Hardcover, 272 Pages, Published 1989 by Souvenir Press Ltd ISBN-13: 978-0-285-65080-0, ISBN: 0-285-65080-7
Let Me Play(2nd Edition) by DorothyM. Jeffree, Roy Mcconkey Paperback, 256 Pages, Published 1994 by Souvenir Press Ltd ISBN-13: 978-0-285-65016-9, ISBN: 0-285-65016-5
Reading is for everyone A guide for parents and teachers of exceptional children (Special education series) [Jan 01, 198 by DorothyM. Jeffree, Margaret Skeffington Hardcover, 154 Pages, Published 1984 by Prentice-Hall ISBN-13: 978-0-13-755224-5, ISBN: 0-13-755224-6
Let me speak (Human horizons series) by DorothyM. Jeffree, Roy Mcconkey Hardcover, 176 Pages, Published 1976 by Souvenir Press Ltd ISBN-13: 978-0-285-64828-9, ISBN: 0-285-64828-4
Let Me Count (Human Horizons) by DorothyM. Jeffree Paperback, 272 Pages, Published 1989 by Souvenir Press Ltd ISBN-13: 978-0-285-65081-7, ISBN: 0-285-65081-5
Let Me Play(Reprint) by DorothyM. Jeffree, Roy Mcconkey Paperback, 252 Pages, Published 1987 by Souvenir Press Ltd ISBN-13: 978-0-285-64835-7, ISBN: 0-285-64835-7
Let Me Speak Learning Games for the Retarded Child by Roy Mcconkey, DorothyM. Jeffree Hardcover, 176 Pages, Published 1977 by Taplinger Pub Co ISBN-13: 978-0-8008-4646-6, ISBN: 0-8008-4646-X
"A checklist of the important stages of behavioural development in the first five years, focusing on milestones in the five main areas of physical, social, eye-hand, play and language development. The charts provide a framework for observing and recording progress and identifying difficulties."
Reading Is for Everyone(Updated) A Guide for Parents and Teachers of Exceptional Children by DorothyM. Jeffree, Margaret Skeffington Paperback, 154 Pages, Published 1984 by Prentice Hall Trade ISBN-13: 978-0-13-755216-0, ISBN: 0-13-755216-5