Young, Pauline V. Schmid, Calvin F. Scientific social surveys and research: an introduction to the background, content, methods, principles, and analysis of social studies /[by] Pauline V.Young, Calvin F.Schmid - 4th ed. - New Delhi Prentice-Hall of India 1979 - xvi, 576 p. Includes bibliography and index. ISBN: 876920357 Subjects--Topical Terms: Social sciences-Research Dewey Class. No.: 300.72 / YOU