Statistics for business and economics / Paul Newbold ; William L. Carlson ; Betty M. Thorne. (1968). Upper Saddle River, NJ: Pearson Education, c.
Statistics for business and economics / Paul Newbold ; William L. Carlson ; Betty M. Thorne. 6th ed.. Upper Saddle River, NJ: Pearson Education, c, 1968. Buku Wajib.