Palynological evaluation of Cedar Mountain and Burro Canyon formations, Colorado Plateau / by R.H. Tschudy, B.D. Tschudy, and L.C. Craig (U.S. Geological Survey professional paper ; 1281)
Palynological evaluation of Cedar Mountain and Burro Canyon formations, Colorado Plateau / by R.H. Tschudy, B.D. Tschudy, and L.C. Craig
(U.S. Geological Survey professional paper ; 1281)