International Conference on Transfer of Water Resources Knowledge Fort Collins, Colo, & Grigg, N. S. (1978). Water knowledge transfer: Proceedings of the second International Conference on Transfer of Water Resources Knowledge, June 1977, Fort Collins, Colorado, U.S.A. Water Resources Publications.
Chicago-referens (17:e uppl.)International Conference on Transfer of Water Resources Knowledge Fort Collins, Colo, och Neil S. Grigg. Water Knowledge Transfer: Proceedings of the Second International Conference on Transfer of Water Resources Knowledge, June 1977, Fort Collins, Colorado, U.S.A. Fort Collins: Water Resources Publications, 1978.
MLA-referens (8:e uppl.)International Conference on Transfer of Water Resources Knowledge Fort Collins, Colo, och Neil S. Grigg. Water Knowledge Transfer: Proceedings of the Second International Conference on Transfer of Water Resources Knowledge, June 1977, Fort Collins, Colorado, U.S.A. Water Resources Publications, 1978.