APA

Sprowls R. C., . (1955). Elementary statistics for students of social science and business. New York: McGraw-Hill.

Chicago

Sprowls R Clay, . 1955. Elementary statistics for students of social science and business. New York: McGraw-Hill.

Harvard

Sprowls R. C., . (1955). Elementary statistics for students of social science and business. New York: McGraw-Hill.

MLA

Sprowls R Clay, . Elementary statistics for students of social science and business. New York: McGraw-Hill. 1955.