British regional geology : the Midland Valley of Scotland /
by M. MacGregor and A. G. MacGregor.
- 3rd ed.
- London: Her Majesty's Stationery Office, 1985.
- viii, 172 p. : ill., maps, tables ; 25 cm.
- British Geological Survey = Natural Environment Research Council .
Includes bibliographical references (p. 153-162) and index (p. 163-172).