Arnold lucius gesell
volume
British pronunciation/ˈɑːnəʊld lˈuːʃəs dʒˈɛsɛl/
American pronunciation/ˈɑːɹnoʊld lˈuːʃəs dʒˈɛsɛl/

"arnold lucius gesell"的定义和意义

Arnold lucius gesell
01

United States psychologist noted for his work in child development (1880-1961)

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