Sprowls, R. C. (1955). Elementary statistics for students of social science and business. McGraw-Hill.
Chicago-Zitierstil (17. Ausg.)Sprowls, R. Clay. Elementary Statistics for Students of Social Science and Business. New York: McGraw-Hill, 1955.
MLA-Zitierstil (9. Ausg.)Sprowls, R. Clay. Elementary Statistics for Students of Social Science and Business. McGraw-Hill, 1955.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.