Gansu Shule he zhong xia you di zhi bei gai kuang
By: Chen Qingcheng, Zhou Guangyu ; diao cha zhe Chen Qingcheng ... [et al]
Edition: Di 1 ban
Series: Zhi wu sheng tai xue yu di zhi wu xue zi liao cong kan -- di 15 hao
Publisher: Ke xue chu ban she
Published: 1957
Place of publication: Beijing
Language: chi
Number of pages: 92