Moser, Claus Adolf. Kalton, Graham Survey methods in social investigation , by C. A. Moser and G. Kalton. - 2nd ed. - Heinemann Educational London 1971 1971 - xvii, 549 p.forms.23 cm. Bibliography: p. 489-525. Subjects--Topical Terms: Social surveys.--HN LC Class. No.: HN29.M62 1971