Yao gan
By: Yuan Jianchou, Li Feng.
Contributors: Li, Feng.
Edition: Di 1 ban.
Series: Zi ran ke xue xiao cong shu; Zi ran ke xue xiao cong shu (Beijing chu ban she)
Publisher: Beijing chu ban she; Xin hua shu dian Beijing fa xing suo fa xing
Published: 1984
Place of publication: Beijing
Language: chi
Number of pages: 71
Subjects: Remote sensing -- Popular works.