TY - BOOK AU - Skinner,Brian J. AU - Porter,Stephen C. TI - Physical Geology SN - 0471056685 U1 - 551 19 PY - 1987/// CY - New York PB - Wiley KW - Physical geology N1 - Includes bibliographies and index UR - http://www.loc.gov/catdir/description/wiley032/86032533.html UR - http://www.loc.gov/catdir/toc/onix03/86032533.html ER -