Willis, T. Study Guide to Accompany Statistics for Business and Economics. Plano, Texas: Business Publ., 1987 VI, 250 с. : с диагр. 0-256-03720-5.
Willis, T. Study Guide to Accompany Statistics for Business and Economics. Plano, Texas: Business Publ., 1987 VI, 250 с. : с диагр. 0-256-03720-5.
Willis, T. (1987) Study Guide to Accompany Statistics for Business and Economics, Plano, Texas: Business Publ. VI, 250 с. : с диагр. 0-256-03720-5.
Willis, T. (1987). Study Guide to Accompany Statistics for Business and Economics. Workbook. Plano, Texas: Business Publ., VI, 250 с. : с диагр.
Willis T. Study Guide to Accompany Statistics for Business and Economics: Workbook. Plano, Texas: Business Publ.; 1987. p. VI, 250 с. : с диагр. ISBN: 0-256-03720-5.