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The International Water Conference, 34th Annual Meeting, Oct. 30-Nov. 1, 1973, Pittsburgh, Pa.
  • 作者：International Water Conference
  • 出版社：Pitts., 1973.
  • 出版年：1973

The International Water Conference, 37th Annual Meeting, Oct. 26-28, 1976, Pitts., Pa.
  • 作者：International Water Conference
  • 出版社：Pitts. : Engineers'' Society of Western Pennsylvania, 1977.
  • 出版年：1977

Proceedings of the National Conference on Fluid Power. 33d Annual Meeting. Oct. 25-27, 1977
  • 作者：National Conference on Fluid Power
  • 出版社：Chicago, Ill. : [s.n.], 1977.
  • 出版年：1977

The International Water Conference, 37th Annual Meeting, Oct. 26-28. 1976, Pitts., Pa
  • 作者：International Water Conference.
  • 出版社：Pitts., 1974.
  • 出版年：1974

The International Water Conference, 37th Annual Meeting, Oct. 26-28. 1976, Pitts., Pa
  • 作者：International Water Conference.
  • ISBN：CNY 2.70
  • 出版社：Pitts., 1974.
  • 出版年：1974

Proceedings, 18th annual water conference, Oct. 21,22,23-1957, Penn-Sheraton Hotle, Pittsburgh Pa.
  • 作者：Engineers Society of Western Pennsylvania.
  • 出版社：Pittsburgh, Pa. : Engineers Society of Western Pennsylvania, 1957.
  • 出版年：1957