| 象數窺餘自序 Xiang shu kui yu zi xu 文 wen 王貞儀﹐字德卿 Wang Zhenyi, zi: Deqing 德風亭初集﹕十三卷(清王貞儀撰) De feng ting chu ji: 13 juan (by Wang Zhenyi, Qing dynasty) , pp. 1.19a,1.19b,1.20a,1.20b. |
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| 象數窺餘自序 Xiang shu kui yu zi xu 文 wen 王貞儀﹐字德卿 Wang Zhenyi, zi: Deqing 德風亭初集﹕十三卷(清王貞儀撰) De feng ting chu ji: 13 juan (by Wang Zhenyi, Qing dynasty) , pp. 1.19a,1.19b,1.20a,1.20b. |
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