Proceedings.
APA Citation
International Symposium in Hydrology (2nd : 1972 : Colorado State University)., Schulz, E. Frederick., National Science Foundation (U.S.)., Colorado State University., International Hydrology Symposium (2nd : 1972 : Colorado State University). (1973). Proceedings. Fort Collins, Colo.: Water Resources Publications.
MLA Citation
International Hydrology Symposium (2nd : 1972 : Colorado State University), et al.. Proceedings. Fort Collins, Colo.: Water Resources Publications, 1973.
Warning: These citations may not always be complete (especially for serials).