IDI water series
国際建設技術協会
supervised by River Bureau, Ministry of Construction Japan
国際建設技術協会 1999.3 IDI water series no.4
所蔵館3館
compiled by Infrastructure Development Institute ; [supervised by] River Bureau, Ministry of Construction
Infrastructure Development Institute 1997 IDI water series no. 2
所蔵館1館
compiled by Toshikatsu Omachi ; translated by Newjec Inc. ; supervised by River Bureau, Ministry of Construction
Infrastructure Development Institute 1997 IDI water series no. 1