You zheng fa shi yi
By: Liu Chenghan zhu
Series: Jiao tong cong kan you zheng lei -- di 2 zhong; Jiao tong cong kan you zheng lei -- di 2 zhong.
Publisher: Zhongguo jiao tong jian she xue hui
Published: 1963
Place of publication: Taibei
Language: chi
Number of pages: 195
Subjects: Postal service; Laws and regulations