Nagpal, Usha Factors affecting public milk procurement : a case study of verka milk plant, Amritsar / Usha Nagpal - Delhi : Agricultural Economics Research Centre (AERC) , 1978 - 60p. : ill. ; 30 cm. - AERC Research Study No. 78/6 . Includes bibliographical references. Subjects--Topical Terms: Milk Gov. Doc. Class. No.: IND Del. U AERC RS-78/6