Bolton, W.; Goudie, A. Control engineering; The nature of the environment - 2nd - Blackwell; Harlow, England Addison Wesley 1998.0 ISBN: 9.78E+12; 978-0-582-32773-3 Subjects--Topical Terms: Automatic controlPhysical Geography LC Class. No.: QA37.2; TJ159 / .K48; .R3