Johnston, Robert. Service operations management : improving service delivery / Robert Johnston, Graham Clark and Michael Shulver. - 4th ed. - Harlow, England ; New York : FT/Prentice Hall, 2012. - xxii, 462 p. : ill. ; 25 cm. Includes bibliographical references and index. ISBN: 0273683675 9780273740483 Subjects--Topical Terms: Service industries--Management LC Class. No.: HD9980.5 / .J647 2012