Zhongguo da bai ke quan shu. Nong ye = 中国大百科全书. 农业 = Encyclopedia of China Agriculture
Zhongguo Dabai Kequanshu Chubanshe, 1998
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Zhongguo da bai ke quan shu. Dian gong = 中国大百科全书. 电工 = Encyclopedia of China Electrotechnical
Zhongguo Dabai Kequanshu Zhongbianji Weiyuanhui
Zhejing Jiaoyu Chubanshe, 1998
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Zhongguo da bai ke quan shu. Wu li xue = 中国大百科全书. 物理学 = China Encyclopedia. Physics
Zhongguo Dabai Kequanshu Zongbianji Weiyuanhui
Zhongguo Dabai Kequanshu Chubanshe, 1998
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Zhongguo da bai ke quan shu. Hang kong, hang tian = 中国大百科全书. 航空航天 = Encyclopedia of China Aerospace
zhongguo Dabai Kequanshu Zongbianji Weiyuanhui
Zhongguo Dabai Kequanshu Chubanshe, 1998
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Zhongguo da bai ke quan shu. Shi jie di li = 中国大百科全书. 世界地理 = China Encyclopedia of World Geography
Zhongguo Dabai Kequanshu Chubanshe, 1998
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