Παραπομπή APA

Hultquist, R. A. (1969). Introduction to statistics. Holt Rinehert and Winston.

Παραπομπή Chicago Style

Hultquist, R A. Introduction to Statistics. New York: Holt Rinehert and Winston, 1969.

Παραπομπή MLA

Hultquist, R A. Introduction to Statistics. Holt Rinehert and Winston, 1969.