Cita APA

Riggleman, J. R., & Frisbee, I. N. (1951). Business statistics.

Chicago Edition Citation

Riggleman, John R., i Ira N_ Frisbee. Business Statistics. 1951.

Cita MLA

Riggleman, John R., i Ira N_ Frisbee. Business Statistics. 1951.

Atenció: Aquestes cites poden no estar 100% correctes.