Citazione Stile APA (7a Edizione)

Obershall, A. (1965). Empirical social research in Germany, 1848-1914. Basic Books.

Citazione stile Chigago Style (17a edizione)

Obershall, Anthony. Empirical Social Research in Germany, 1848-1914. New York: Basic Books, 1965.

Citatione MLA (9a ed.)

Obershall, Anthony. Empirical Social Research in Germany, 1848-1914. Basic Books, 1965.