© Courtesy of the C. V. Starr East Asian Library, Columbia University.

Article
兒童習慣的訓練, The training of children's habits

朱沈芸珍 Zhu Shen Yunzhen (Author),

Keywords: children,

Article
獎勵兒童的方法, Ways of rewarding children

朱沈芸珍 Zhu Shen Yunzhen (Author),

Keywords: children,

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