Xian xing jiao tong guan li zhi du zhi yan jiu
By: Liu Chenghan zhu
Series: Yan jiu zhuan ji guan li lei; Yan jiu zhuan ji guan li lei
Publisher: Jiao tong bu jiao tong yan jiu suo
Published: 1956
Place of publication: Beitou
Language: chi
Number of pages: 71
Subjects: Communication and traffic