Skinner, L. (1979). Motor development in the preschool year. Charles C. Thomas.
Lua i Stíl Chicago (17ú heag.)Skinner, Louise. Motor Development in the Preschool Year. Springfield: Charles C. Thomas, 1979.
Lua MLA (9ú heag.)Skinner, Louise. Motor Development in the Preschool Year. Charles C. Thomas, 1979.
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