Elzey, F. F., & Armstrong, C. P. (1973). Self-instructional supplement for Basic statistics in business and economics. Wadsworth Publishing Co.
Chicago-Zitierstil (17. Ausg.)Elzey, Freeman F., und Charles P. Armstrong. Self-instructional Supplement for Basic Statistics in Business and Economics. Belmont: Wadsworth Publishing Co, 1973.
MLA-Zitierstil (9. Ausg.)Elzey, Freeman F., und Charles P. Armstrong. Self-instructional Supplement for Basic Statistics in Business and Economics. Wadsworth Publishing Co, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.