HALLAM, A. GREAT GEOLOGICAL CONTROVERSIES - 0 - U.S.A. OXFORD UNIVERSITY PRESS 1983 - 182 pag 24 cm - 0 0 . NEPTUNISTS/VULCANISTS/PLUTONISTS/CATASTROPHISTS/CONTINENTAL ISBN: 0-19-854430-8 Subjects--Topical Terms: CIENCIAS PURAS Dewey Class. No.: 550 / H18