Chopra Radhika Organization of agricultural labour in Punjab A c Chopra Radhika - Delhi University of Delhi 1992 - 346p cm. - "University of Delhi, Sociology (Deptt of-), Thesis" . Standard No.: 100645 Source: Thesis and Dissertations Subjects--Topical Terms: Peasants Dewey Class. No.: "Y49(J).243R.N9, N2/Th"