Hei-lung chiang liu yü chi hsing
By: Cheng Hsiao-feng.
Edition: Ti 1 pan. --
Publisher: Chung-kuo chʻing nien chʻu pan she; Hsin hua shu tien tsung ching shuo
Published: 1957
Place of publication: Pei-ching
Language: chi
Number of pages: 112
Subjects: Amur River Valley (China and Russia) -- Description and travel.