Yazar
David Williamson Shaffer
4 cilt bulundu.
Cilt sonuçları
How computer games help children learn
David Williamson Shaffer · Palgrave Macmillan
256 sayfa · 2006
Virtual reality in education / Vocational guidance / Orientation professionnelle / Leren / Computerspelen
Physical Illness and Depression in Older Adults
Gail M. Williamson, David R. Shaffer, Patricia A. Parmelee · Springer London, Limited
384 sayfa · 2006
Older people, health and hygiene / Older people, mental health
Good Morning Nellie
David Williamson Shaffer, Norma Williamson Shaffer · Lulu Press, Inc.
Sayfa sayısı yok · 2011
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