Permafrost
Contributors: Geological Survey (U.S.)
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1993
Place of publication: [Reston, Va.?]
Language: eng
Number of pages: 15
Subjects: Frozen ground; Geomorphology
Notes: Shipping list no.: 93-0640-P

Includes bibliographical references (p. 15)