[중고 도서]
Environmental and Safety Concerns in Underground Construction, Volume 2: Proceedings of the 1st Asian Rock Mechanics Symposium: Arms '97 / A Regional Co (Hardcover)
[중고 도서]
Environmental and Safety Concerns in Underground Construction, Volume 2: Proceedings of the 1st Asian Rock Mechanics Symposium: Arms '97 / A Regional Co (Hardcover)