Brassington, Rick Field hydrogeology / Rick Brassington - Chichester : John Wiley & Sons, 1988 - xiii, 175 p. : ill. ; 22 cm. - Geological Society of London handbook series . First published in 1988 by Open University Press p. 167-169 ISBN: 0471932051 RM87.80 Subjects--Topical Terms: Hydrogeology--Field work