TY - BOOK AU - PERLES,B.M. AU - FREUND,JOHN E AU - WILLIAMS,F.J. TI - ELMENTARY BUSINESS STATISTICS / U1 - 658 PY - 1988/// CY - [S.N] : PB - PRENTICE- HELL INTERNATIONAL, INC. ، KW - STATISTICS KW - MANAGEMENT KW - BUSINESS ER -