Pasigraphie

42 books
סמלי בליסEugene T. McDonald
⏱ 2h 7m

סמלי בליס

Eugene T. McDonald

127 pp.
Non-vocal communication techniques and aids for the severely physically handicappedEugene T. McDonald
⏱ 3h 47m

Non-vocal communication techniques and aids for the severely physically handicapped

Eugene T. McDonald

1976227 pp.
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