by Christopher Wnuk ... [and others] ; report prepared jointly by the Geological Survey of Pakistan and the U.S, Geological Survey under the auspices of the U.S. Agency for International Development
by Christopher Wnuk ... [and others] ; report prepared jointly by the Geological Survey of Pakistan and the U.S. Geological Survey under the auspices of the U.S. Agency for International Development
by Stanley P. Schweinfurth ... [and others] ; prepared jointly by the Geological Survey of Pakistan and the United States Geological Survey, under the auspices of the Government of Pakistan and the Agency for International Development