Frank, H. (1994). Statistics : concepts and applica-: Tions. C.U. Pr.
Cita Chicago (17th ed.)Frank, Harry. Statistics : Concepts and Applica-: Tions. Cambridge: C.U. Pr, 1994.
Cita MLA (9th ed.)Frank, Harry. Statistics : Concepts and Applica-: Tions. C.U. Pr, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.