Gaya APA

Watanabe, H. (2006). General information on deterioration of existing concrete structures and recent research topics on the maintenance techniques in Japan . : Ministry of land, infrastructure and transport.

Gaya MLA

Watanabe, Hiroshi. "General information on deterioration of existing concrete structures and recent research topics on the maintenance techniques in Japan". : Ministry of land, infrastructure and transport, 2006. Filmstrip.