Kan bu jian de Chang Cheng
By: [she ying Li Shaobai ; zhuan wen Yang Xiagui] =  The Unseen Great Wall / photographer Li Shaobai ; writer Yang Xiagui.
Contributors: Yang, Xiagui.
Edition: Di 1 ban
Publisher: Wai wen chu ban she
Published: 2004
Place of publication: Beijing
Language: chi
Number of pages: 213
ISBN-13: 9787119036960
Subjects: Great Wall of China (China) -- Pictorial works
Genres: Pictorial works
Other titles: Unseen Great Wall
Notes: In Chinese and English.