TY - RPRT TI - Water resources data for Arizona, water year 1971: Part 1. Surface water records AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1972 DO - 10.3133/wdraz711 UR - https://pubs.usgs.gov/publication/wdrAZ711 ID - wdrAZ711 ER -