The field worker and the field : Problems and challenges in sociological investigation / edited by M. N. Srinivas, A. M. Shah and E. A. Ramaswamy. - London : Oxford university press, 1979. - xii, 288 p. ; 18 cm. includes index. Subjects--Topical Terms: Social science. Dewey Class. No.: 300.72 / SRF 1979