SINGH, LABH Cost of Production of Crops on a Canal-Irrigated Estate in the Punjab 1935-36 to 1939-40 / Labh Singh and Ajaib Singh - Punjab : Board of Economic Inquiry ; 1944 - vol. : ill. ; 22 cm. Includes bibliographical references and index. Subjects--Topical Terms: Cost Accounting --Agriculture --Punjab--1944 Gov. Doc. Class. No.: PK / BEIP Pub-83