Derek Whordley

Children Around the World  Jane Hodges Jane A. Caballero Derek Whordley Paperback. Humanics Ltd Partners, 1994-07-01 ISBN 9780893340339     Preschool Assessment Handbook: A User's Guide for the Humanics National Child Assessment Form Ages 3-6  Derek Whordley Paperback. Humanics Ltd Partners, 1986-06-01 ISBN 9780893340971     Humanics national preschool assessment handbook: A user's guide to the Humanics National Child Assessment Form--ages 3 to 6  Derek Whordley Paperback. Humanic, 1983 ISBN 9780893340391     Orientation to Infant and Toddler Assessment: A User's Guide for the Child Development Assessment Form  Jane Hodges Jane Caballero Derek Whordley Paperback. Humanics Pub Group, 1981-12-01 ISBN 9780893340643