Singh, Gurcharan A text book of estimating, costing and valuation / Gurcharan Singh and Jagdish Singh - Delhi : Standard Publishers Distributors, c1993. - 701 p. : ill. ; 24 cm. ISBN: 8180140423 LCCN: Subjects--Topical Terms: BuildingEstimates. EngineeringEstimates. LC Class. No.: TH435 / .S5 1993