00627nam a2200205Ia 4500 CTU_84148 210402s9999 xx 000 0 und d 338.4 F699 Ford, Gay Thomas Patterns of competition within the computer industry : A cluter analytic approach Gay Thomas Ford Michigan University Microfilms International 1973 Business administration,Electronic industries Manufacturing QHieu(sửa) Trung tâm Học liệu Trường Đại học Cần Thơ