TY - BOOK ID - 133953645 TI - Physical geology laboratory course AU - Gilbert, Charles M. AU - Christensen, Mark Newell PY - 1962 PB - New York : McGraw-Hill, DB - UniCat KW - Geology KW - Laboratory manuals UR - https://www.unicat.be/uniCat?func=search&query=sysid:133953645 AB - ER -