TY - BOOK AU - Hummelbrunner,S.A. TI - Contemporary business mathematics with Canadian applications SN - 0131704567 U1 - 512/.1 19 PY - 1982/// CY - Scarborough, Ont., Englewood Cliffs, N.J. PB - Prentice-Hall Canada, Prentice-Hall KW - Business mathematics N1 - Includes index ER -