Doddannavar, Ravi. Practical hydraulic systems : operation and troubleshooting for engineers and technicians / Ravi Doddannavar, Andries Barnard. - Amsterdam ; Boston : Elsevier/Newnes, 2005. - vii, 229 p. : ill. ; 27 cm. ISBN: 9780750662765 Subjects--Topical Terms: Railroads-track Dewey Class. No.: 627 DOD