Cita APA (7th ed.)

Young, P., & Schmid, C. F. (1949). Scientific social survey and research: An introduction to the background, content, methods and analysis of social studies. Prentice-Hall.

Cita Chicago (17th ed.)

Young, Pauline, i Calvin Fisher Schmid. Scientific Social Survey and Research: An Introduction to the Background, Content, Methods and Analysis of Social Studies. New York: Prentice-Hall, 1949.

Cita MLA (9th ed.)

Young, Pauline, i Calvin Fisher Schmid. Scientific Social Survey and Research: An Introduction to the Background, Content, Methods and Analysis of Social Studies. Prentice-Hall, 1949.