Young, P. V., Schmid, C. F., & Rice, S. A. (1949). Scientific social survey and research: An introduction to the background, content, methods and analysis of social studies : with chapters on statistics, scaling techniques, graphic presentation and human ecology by Calvin F. Schmid and a foreword by Stuart A. Rice. Prentice-Hall.
Chicago-referens (17:e uppl.)Young, Pauline V., Calvin F. Schmid, och Stuart A. Rice. Scientific Social Survey and Research: An Introduction to the Background, Content, Methods and Analysis of Social Studies : With Chapters on Statistics, Scaling Techniques, Graphic Presentation and Human Ecology by Calvin F. Schmid and a Foreword by Stuart A. Rice. New York: Prentice-Hall, 1949.
MLA-referens (9:e uppl.)Young, Pauline V., et al. Scientific Social Survey and Research: An Introduction to the Background, Content, Methods and Analysis of Social Studies : With Chapters on Statistics, Scaling Techniques, Graphic Presentation and Human Ecology by Calvin F. Schmid and a Foreword by Stuart A. Rice. Prentice-Hall, 1949.