Title: 冀中平原上的地道斗争
Subjects: Tunneling, Military engineering, Sino-Japanese War, 1937-1945, Underground movements, War Underground movements, Sino-Japanese War (1937-1945) fast (OCoLC)fst01431391 (uri) http://id.worldcat.org/fast/fst01431391
Places: China, Hebei Sheng