Hazlehurst, John Tolley's basic science and practice of gas service John Hazlehurst - 5th ed - Amsterdam Elsevier 2009 - vii, 472 p. : ill. ; 23 cm Includes index ISBN: 9781856176712 ISSN: 2009925599 Subjects--Topical Terms: Gas Service Dewey Class. No.: 683.88 HAZ