Smith, Stuart A. , Sustainable wells : maintenance, problem prevention, and rehabilitation / Stuart A. Smith, Allen E. Comesky. - xxix, 296 pages, [8] pages of plates : illustrations (some color) ; 25 cm. ISBN: 9780849375767 0849375762 Subjects--Topical Terms: Wells --Maintenance and repair. LC Class. No.: TD407 / .S64 2010