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Geology of Grand Canyon, Northern Arizona(1st Edition)
(with Colorado River Guides): Lee Ferry to Pierce Ferry, Arizona (Field Trip Guidebooks)
by Donald Parker Elston, Richard A. Young, George F. Billingsley, W. K. Hamblin, Charles Barnes, Mitchell Reynolds, Peter Huntoon, Karen Wenrich, Larry Stevens, F. G. Poole, Susan W. Kieffer, James Mead, John. Hendricks, George H. Billingsley, American Geophysical Union
Paperback, 239 Pages, Published 1991 by American Geophysical Union
ISBN-13: 978-0-87590-642-3, ISBN: 0-87590-642-7
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