Young, Pauline V., 1896- Scientific social surveys and research; : an introduction to the background, content, methods, principles, and analysis of social studies [electronic resource] / [by] Pauline V. Young; with chapters on statistics, scaling techniques, graphic presentation and human ecology by Calvin F. Schmid.. — 3d ed.. — Englewood Cliffs, N.J., : Prentice-Hall,, 1956.. — 540 p. : illus. 23 cm. — (Prentice-Hall sociology series).