Beijing di 1 hao xin xiang de mi mi
By: Yihua zhu.
Series: Wen xing cong gan -- 306
Publisher: Xiao shi chu ban she; Zong jing xiao Wen yi shu wu
Published: 1975
Place of publication: Jiulong
Language: chi
Number of pages: 164
Subjects: Secret service -- China.
Other titles: P. O. box no. 1, Beijing.
Notes: Added colophon title in English : P. O. box no. 1, Beijing.