TY - BOOK AU - Mason,Robert Deward TI - Statistical techniques in business and economics SN - 0256033838 AV - HA29 .M268 1986 U1 - 519.5 19 PY - 1986/// CY - Homewood, Ill. PB - R.D. Irwin KW - Social sciences KW - Statistical methods KW - Economics KW - Commercial statistics N1 - Includes index ER -