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The Diffusion of New Technologies in the Japanese Sericulture Industry
Yukihiko Kiyokawa
其他書名
The Case of the Hybrid Silkworm
出版Institute of Economic Research [at the] Hitotsubashi University, 1984
URLhttp://books.google.com.hk/books?id=Q1IISQAACAAJ&hl=&source=gbs_api