TY - RPRT TI - Acquisition and performance difference between normal and mentally handicapped adults on a complex assembly task. AU - E Tomlinson AU - E Whelan PY - 1978 DO - 10.1111/j.2044-8295.1978.tb01671.x UR - https://pubmed.ncbi.nlm.nih.gov/678746/ ID - 678746 ER -