APA

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

Chicago

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

Harvard

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

MLA

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