疫情预测 Yiqing yuce . Epidemic Prediction

by Heihe Science And Technology Commission

A$95 · Offered by Asia Bookroom · No longer available

[Heihe]. 黑河地区科学技术委员会 [Heihe diqu kexue jishu weiyuanhui]. 1977. 16pp, text in simplified Chinese characters, 18 x 13cm, paper wrapper. Paper a little browned at edges, print faint on some pages but still legible, wrapper a little marked with ink inscription on lower wrapper. In good condition. A scientific booklet explaining..... More

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