Bluman, A. G. (1996). Elementary statistics: A step by step approach (2nd ed.). Wm. C. Brown.
Cita Chicago (17th ed.)Bluman, Allan G. Elementary Statistics: A Step by Step Approach. 2nd ed. Dubuque, Iowa: Wm. C. Brown, 1996.
Cita MLA (9th ed.)Bluman, Allan G. Elementary Statistics: A Step by Step Approach. 2nd ed. Wm. C. Brown, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.