TY - BOOK AU - Nickels,William G. AU - McHugh,James M. AU - McHugh,Susan M. TI - Concept mastery toolkit CD-ROM to accompany Understanding business SN - 0-07-288437-1 U1 - 650 PY - 2005/// CY - Boston, MA. PB - McGraw-Hill KW - NEGOCIOS KW - MANEJO INDUSTRIAL ER -